People follow block signaling a lot. Note however that miners cah signal whatever bit, but that doesn't necessarily mean that they actually run some specific software. For example "NYA" signal doesn't mean actually much, maybe intention to run segwit2x. The first software was released one day ago, the NYA signaling started way before that.

http://coin.dance/blocks

Not a live thread, or interactive much but:

https://www.xbt.eu/

Once the BIP91 hits 80%, an as long as it does so before August 1st, this issue is going to go dormant until November.