> 2) Blocking: Your list of blocked users is public. Anyone can see it through the API. Someone harassing you? They, and all of their buddies, will know as soon as you block them. People can build profiles of who's ripe for harassment just by searching for large blocklists.
But this is not a "discoverable" thing, and only the person who was blocked can see it. I (or more contextually appropriate, a bad actor/harasser) can't trivially check if someone else has been blocked by another user on Twitter.
> 2) Blocking: Your list of blocked users is public. Anyone can see it through the API. Someone harassing you? They, and all of their buddies, will know as soon as you block them. People can build profiles of who's ripe for harassment just by searching for large blocklists.