I don't want to miss life's nice opportunities just because I was too worried about this kind of thing. But I don't want to be too lax either.
The human voice isn't as unique as you might think, though. You can encode a lot of information about a voice in about 100Kb.
technically the author could record all audio here, and use it for model training or snoop into the conversation
Think of the old scam where someone texts you and says they're your granddaughter and they're stuck somewhere and need an urgent money transfer. In the old days the advice would be: call your granddaughter and have get confirm the story. But now with AI tech your granddaughter could call you up and deliver the scam in her own voice.
I'd rather not sit down with a stranger without knowing them and in a format where I can be recorded. so Omegle would've been out.
That said if this site had less anonymity and maybe a registration I would be more comfortable with it.