Updates on Store changes, plans, etc. etc

Is anyone aware of any release log or any sort of information on the changes in the store such as:

  • search relevance continual changes
  • changes in ‘chat’ bubble display
  • etc.

Right now I’m wondering how others are managing to gauge success of their apps, or understand how to continue to build without much information on how the store itself is being managed.

Here is a simple question, how are other builders determining that people are using their gpt’s other than themselves? Put simply how do you know if anyone is actually finding, and using your gpt. I’m discounting other developers, friends, etc. etc., aka - people actually discovering gpt’s…