I thought about buying a pair of these glasses.

https://www.youtube.com/watch?v=5rMMh5OckPw

It won't solve your gym problem but might help against some cameras.

Wumbo

If they just check my age in a bar when showing my ID, it’s fine, but I’m not comfortable letting them take a photo of it etc.

Otherwise I will soon be “coinbased” and my personal info is sold on darkmarkets by minimum wage Bangladeshi support agents.

I’m not comfortable with sharing my biometric data either.

A common trend in the city where I live is that the best quality gyms use facial recognition to access the gym. The alternative is to go to the 80s style poor-quality Arnold gyms, so often convenience here trumps privacy.

privacy

How does one personally value Privacy and avoiding KYC?

If they just check my age in a bar when showing my ID, it’s fine, but I’m not comfortable letting them take a photo of it etc.

Otherwise I will soon be “coinbased” and my personal info is sold on darkmarkets by minimum wage Bangladeshi support agents.

I’m not comfortable with sharing my biometric data either. 

A common trend in the city where I live is that the best quality gyms use facial recognition to access the gym. The alternative is to go to the 80s style poor-quality Arnold gyms, so often convenience here trumps privacy.