Products, writing and outreach, and business experiments are collected here. Choose a title on the left to see its summary and current status on the right. The 38 entries consist of 37 projects and one archive-policy note.
38 recordsProducts & Systems 21
01 I built 치과동행 around the two sides of a dental visit Public record
Work record · 01 / 38
I built 치과동행 around the two sides of a dental visit
An Android app I built to keep the notes before a dental visit and the instructions after it in one place. It is publicly listed on Google Play; the listing showed 10+ downloads when checked on 4 September 2026.
Read full record02 A transcription workflow built around marking uncertainty Public record
Work record · 02 / 38
A transcription workflow built around marking uncertainty
In volunteer work on alternative-format material for blind readers, I developed rules for paragraphs, notes, formulas and uncertain text. The activity is documented; its effect for readers was not measured.
Read full record03 Uibang Seongdo: mapping 38,120 public-source records as stars and links KMCRIC HOT
Work record · 03 / 38
Uibang Seongdo: mapping 38,120 public-source records as stars and links
A public beta for exploring Korean medicine formulas, medicinal materials and symptoms. On 4 September 2026, it was visible in the HOT section of KMCRIC’s official homepage with a direct link to the site.
Read full record04 Two workflow tools built from managing my own manuscripts Released
Work record · 04 / 38
Two workflow tools built from managing my own manuscripts
Managing several manuscripts exposed a problem that folders alone did not solve. I turned that working method into an individual workbook and a team operations product, put both on sale, and made no sales.
Read full record05 Building a KONEPS change tracker—and testing the market Released
Work record · 05 / 38
Building a KONEPS change tracker—and testing the market
I turned tender changes into reviewable records, contacted prospective buyers, and later released an Actor that normalizes official KONEPS notices. The products went public; verified purchases and revenue remained at zero.
Read full record06 FlowWorth: checking video specs before upload Released
Work record · 06 / 38
FlowWorth: checking video specs before upload
FlowWorth is a browser tool for checking a video against platform specifications before upload, with the supporting source and review date beside each result. The public page was observed, but users, affiliate approval and revenue were not.
Read full record07 VoltRoute: a practical voltage and plug checker Released
Work record · 07 / 38
VoltRoute: a practical voltage and plug checker
VoltRoute compares origin, destination and device input information across voltage, frequency and plug conditions. The public tool was observed, but certification, real users and revenue were not.
Read full record08 Why Everyday Hanbang stayed behind the release gate Paused
Work record · 08 / 38
Why Everyday Hanbang stayed behind the release gate
Everyday Hanbang was built to explain the links between Korean medicine and familiar food, drink and skincare without turning resemblance into a health claim. Its data validated; its public-release gate remained closed.
Read full record09 Putting APC-zero journal criteria in one comparison view Paused
Work record · 09 / 38
Putting APC-zero journal criteria in one comparison view
I built an internal HTML tool to compare zero-charge publication routes, journal quartiles and processing speed. Its policies and metrics have not been refreshed, so it is not a current journal recommendation list.
Read full record10 Three different ways a personal monitor failed silently Paused
Work record · 10 / 38
Three different ways a personal monitor failed silently
Two personal monitors missed changes because of a power condition, a send-before-save bug and a skipped intermediate state. There were no external users, and current operation has not been reverified.
Read full record11 A checkpointed OCR pipeline for 5,817 pages—still unfinished Paused
Work record · 11 / 38
A checkpointed OCR pipeline for 5,817 pages—still unfinished
I designed a checkpointed workflow to OCR 12 volumes and align Korean readings with classical Chinese text. A start package and partial outputs exist; completion of the full corpus is unverified.
Read full record12 A monitor for manuscript states that quietly disappear Paused
Work record · 12 / 38
A monitor for manuscript states that quietly disappear
I built a personal monitor that read submission portals and alerted only on a state change. Code and logs survive, but current operation, compliance with portal terms and external use have not been verified.
Read full record13 The KakaoTalk group bot remained an internal build Paused
Work record · 13 / 38
The KakaoTalk group bot remained an internal build
I implemented server-to-device rules, failure handling, and tests. The work did not become a public product or a verified user outcome.
Read full record14 I stopped a stock bot that had not passed its own gate Paused
Work record · 14 / 38
I stopped a stock bot that had not passed its own gate
The backtests and defensive controls remain, but excess return and live-trading performance were never verified. The bot stays paused.
Read full record15 Why the Vero evaluator work stayed on HOLD Paused
Work record · 15 / 38
Why the Vero evaluator work stayed on HOLD
The Vero Unicode and Combined work included a local evaluator correction, same-host reruns and dependency audits. Without a different-operator replay or maintainer confirmation, it remains a HOLD rather than an official bug fix or score.
Read full record16 HelloVoice was announced, but I could not verify a release Unverified
Work record · 16 / 38
HelloVoice was announced, but I could not verify a release
A 2015 article names me among seven HelloVoice participants and describes a planned launch. I found no evidence of an actual release, users, or revenue.
Read full record17 A 2014 plan for a platform where anyone could teach Unverified
Work record · 17 / 38
A 2014 plan for a platform where anyone could teach
The Modu Lecture plan identifies me as the representative and records my content and web roles. I found no verified launch, users, revenue, or competition result.
Read full record18 Designing the product flow for Rookiest Player Unverified
Work record · 18 / 38
Designing the product flow for Rookiest Player
A 2014 project deck documents my product-design, UI/UX, and service-planning role. Later organizational traces exist, but no public source ties my work to a launch, users, or revenue.
Read full record19 Chejillog: a self-tracking app that does not diagnose Unverified
Work record · 19 / 38
Chejillog: a self-tracking app that does not diagnose
Chejillog reached program registration and private testing, but a public store listing, adoption, and revenue have not been verified. This is a design note about keeping the app on the side of observation rather than diagnosis.
Read full record20 Turning 2,134 archived web pages into reading PDFs Unverified
Work record · 20 / 38
Turning 2,134 archived web pages into reading PDFs
I rendered classical-text MHTML files into one-page PDFs, then added merging, bookmarks and resumable processing. The 2,134-page run is an internal log result; neither the source nor the converted files are published.
Read full record21 Turning study material into questions I could retrieve later Unverified
Work record · 21 / 38
Turning study material into questions I could retrieve later
I converted exam and lecture material into explanations, short-answer prompts, Anki Q/A and review plans. Accuracy and learning benefit have not been independently validated.
Read full recordWriting & Outreach 10
22 I made two health guides and donated them to the National Library for the Disabled Public record
Work record · 22 / 38
I made two health guides and donated them to the National Library for the Disabled
I reorganised public health information into two Korean-language ebooks and donated both to the National Library for the Disabled. Completion and receipt are documented; reader usability is not.
Read full record23 How a six-person app study grew into CODE FACTORIAL and CADI Public record
Work record · 23 / 38
How a six-person app study grew into CODE FACTORIAL and CADI
A six-person Android study group grew into CODE FACTORIAL and the CADI programmes. Contemporary reporting and the surviving operating archive show what I led, what the teams built, and where the evidence stops.
Read full record24 The teaching years behind my documentation systems Public record
Work record · 24 / 38
The teaching years behind my documentation systems
The files left from my teaching years form a clear lineage: a 207-page grammar book, an eight-session syntax book and workbook, a lecture handout revised across institutions, and a documented test-production process.
Read full record25 The record behind the second CADINAR Public record
Work record · 25 / 38
The record behind the second CADINAR
The second CADINAR took place at D.CAMP in March 2015. I went back through its poster, an archived OnOffMix page and a later university notice to separate what survives in the record from what does not.
Read full record26 Why I’m keeping the projects that stopped Released
Work record · 26 / 38
Why I’m keeping the projects that stopped
EN | 한국어 Record details Current outcome: I have started building this site and am reviewing the work I can publish, one project at a time. When I opened the folders behind this site, most of what I found was ordinary working material: drafts, code, test runs, and email threads. A few folders ended with […]
Read full record27 A Korean-history short-form channel Active
Work record · 27 / 38
A Korean-history short-form channel
A Korean-history short-form channel. Current status: Content production. This progress record covers the question, work completed, and the condition for a fuller public account.
Read full record28 Noonchi Dokkaebi / Moraktoon character project Active
Work record · 28 / 38
Noonchi Dokkaebi / Moraktoon character project
Noonchi Dokkaebi / Moraktoon character project. Current status: Content production. This progress record covers the question, work completed, and the condition for a fuller public account.
Read full record29 I do not count an unlaunched Woong Works as an outcome Active
Work record · 29 / 38
I do not count an unlaunched Woong Works as an outcome
The evidence ledger, bilingual drafts, and publishing validators exist, but the public archive has not launched. Site-building activity is not yet a reader outcome.
Read full record30 How rejected pitches became Woong Works Failed
Work record · 30 / 38
How rejected pitches became Woong Works
A news pitch and an op-ed sent on consecutive days in September 2026 were passed on for genre and voice problems. I treated the replies as evidence about my writing process and built Woong Works to show the work before making another claim.
Read full record31 I completed two peer reviews, and there is little I can disclose Unverified
Work record · 31 / 38
I completed two peer reviews, and there is little I can disclose
I completed two scholarly peer reviews. Public acknowledgment has not yet been verified, and all manuscript, author, review, and editorial details remain confidential.
Read full recordBusiness Experiments 7
32 How I shut down a losing crypto bot Stopped
Work record · 32 / 38
How I shut down a losing crypto bot
A small real-money crypto experiment produced no profit and the retained account record shows a loss. I followed a precommitted review date, stopped the service and removed its authority to buy.
Read full record33 I started building before testing demand—and stopped Stopped
Work record · 33 / 38
I started building before testing demand—and stopped
A Korean-learning site aimed at Latin American learners went into production before demand, language review, or a partner had been checked. I stopped it before release; sales were zero.
Read full record34 Testing the market for formal-verification tools Unverified
Work record · 34 / 38
Testing the market for formal-verification tools
I proposed an independent replay receipt for formal artifacts and a release gate before deployment. Four external outcomes split into overlap, priority mismatch, pending review and rejection; contracts remained at zero.
Read full record35 Applications and assessments, but no contract or payment Unverified
Work record · 35 / 38
Applications and assessments, but no contract or payment
I applied across remote QA, editing, translation, transcription, and data work. Some applications entered an assessment or verification stage, but none produced a verified paid test, contract, or payment.
Read full record36 Hanyak-Eum stopped at the proposal stage Unverified
Work record · 36 / 38
Hanyak-Eum stopped at the proposal stage
I shaped a service proposal around questions to check before taking herbal medicine, but submission outcome, an award, users and public release remain unverified. This note is limited to the effort to remove medical certainty from the concept.
Read full record37 IeumCare: turning an analysis into a competition proposal Unverified
Work record · 37 / 38
IeumCare: turning an analysis into a competition proposal
I carried a healthcare-data analysis into a business plan and presentation package. A record of an external result survives, but its exact award classification has not been verified and is not claimed here.
Read full record38 A site-diagnostic pack with no verified customer Unverified
Work record · 38 / 38
A site-diagnostic pack with no verified customer
I built a sample site-diagnostic pack that an agency could deliver under its own brand. Outreach attribution is unclear, and verified customers and revenue remained at zero.
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