

There really needs to be an organized effort from sellers and buyers to identify a solid alternative, which is hard. And post listing about moving off to that platform. A lot of existing ones have their own downsides, and there are just not enough people on them consistently and actively
When we vote in Canada we always had to show ID. There are also many combinations of ways to prove your identity. Drivers license, a bill, student card, you can bring a friend that knows you and they vouch etc.
Identification is good, just need to allow more ways to identify yourself.