I Taught a Security Camera to Say "I Don't Know" — and It Got More Useful, Not Less

Somewhere around day four of building a doorbell-camera AI for a hackathon,

I caught my own system lying to me. Not maliciously — it was just guessing,

the way all of us do when we don't want to say "I don't know" out loud. The

fix for that turned out to be more interesting than anything else in the

build, so this post is mostly about that, with some genuinely funny/painful