Here is some stuff to read up on, The comments at the post there has some more explanation too. That is where Wil explained it where I understood it.
https://peakd.com/hive/@wil.metcalfe/launching-cometweek-1000-hive-reward
But you kind of hit the nail on the head. It is an initiative to appreciate others' work and share it and promote engagement through commenting.
Thank you for the explanation and the link. Much appreciated!
👍