If you want to dive into a really deep read over something, then read pages 81-99 of the the new scratch-www studio page topic: https://scratch.mit.edu/discuss/topic/510445/?page=81
I just did this and it was a rollercoaster and so nostalgic to look through. I remember it was just a big pool of users chatting on how bad the update was. Can’t believe it has nearly been 2 years.