PRODUCT27 MAY 2026
Inside the whistle: a 500ms button, by design
A pre-launch design note on the BTR whistle — how we're engineering it, why it caps at 90 seconds per call, and what we throw out to keep the signal clean.
BTR Newsroom5 min read
Editorial from the BTR newsroom — design notes, what the whistle is for, and what it will surface from the lobby once the platform is live.