My journey building a project smart shopping cart

I've spent the last few months diving deep into a project smart shopping cart build, and honestly, it's been one of the most rewarding challenges I've taken on lately. If you've ever stood in a grocery line on a Sunday afternoon, staring at the back of someone's head while they hunt for a coupon, you know exactly why this tech needs to exist. The idea is simple: you walk in, grab what you need, the cart figures out what you've picked up, and you just walk out. Making that happen in a DIY setting, though? That's where things get interesting. ...

February 14, 2026 · 6 min · Nolan Miller