Agreed, I enjoyed it. It wasn't needlessly long and they said what they wanted to say. And I even feel a little bad they're shutting down, because Yik Yak seems like a pretty sincere company from the looks of their blog.
RethinkDB was very straight forward: https://rethinkdb.com/blog/rethinkdb-shutdown/
Wattage too: https://rethinkdb.com/blog/rethinkdb-shutdown/
Hackpad from a few days ago: https://hackpad.com/
The above make their intentions unmistakably clear in the first line.