The "AI avatar generator" category is three rendering architectures wearing one label

If you evaluate AI avatar tools as if they're interchangeable — type a script, get a talking head — you'll pick the wrong one and then blame the tool. I tested the three market leaders hands-on, giving each the same nine-second script, and the thing that actually separates them isn't avatar quality. It's the rendering architecture underneath. And once you see the architecture, two things you'd written off as pricing quirks turn out to be inevitable consequences of it. There are three…