Browser Voice Interaction AI Pitfall Guide 2026 — 16 Common Traps with AEC, getUserMedia, and Headless Modes

A troubleshooting guide featuring 16 real-world pitfalls encountered when building voice interaction AIs with WebRTC and Web Audio. Each issue is presented in a reverse-lookup format: symptoms → root cause → solution. Covers problems like ineffective echo cancellation, audio cutting out at the start, silent headless mode failures, and remote audio not reaching WebAudio. Everything you need is here.