Yeah great points.

I think I heard that NY state might be on track for similar legislation soon too?

Anyhow, we'll see - we certainly don't want to do anything super dodgy or put people in a bad position.

Got any pointers to affordable datasets/lists?

At this stage our first tool is a way for us to build datasets and a user base though yeah, it could turn out this is for a limited time only. Buying datasets can be expensive and we're trying to bootstrap.