Ethan Cho
Projects & experiments
Building is one way I test what AI can actually do. These are independent personal projects, separate from TheVentures’ funds and investment decisions.
Product experiment
SeoulMates
An AI tool for examining a one-line pitch before an investor meeting.
The question · What can founders prepare before they meet an investor?
AI feedback is not an expression of interest or an investment decision by an investor.
Explore the project ↗Page checked · 2026-09-16 (not an independent technical or customer verification)
Product experiment · Korean interface
Where Am I?
A tool for checking your current location while traveling by bus or subway.
The question · Can a simpler tool show just what matters during a commute?
Location guidance depends on device permissions and supported regions.
Explore the project ↗Page checked · 2026-09-16 (not an independent technical or customer verification)
Public draft
ATA-1
A draft control standard for AI systems that move money, covering permissions, limits, and records.
The question · If an AI system moves money incorrectly, can we establish who authorized what?
An independent v0.1 public draft, not an adopted certification program.
Read the draft ↗Page checked · 2026-09-16 (not an independent technical or customer verification)
Follow the work
The questions, lessons, and tradeoffs also inform my writing.