Need to look at the active users stats for the year really

Yes, that's what I was talking about. It's actually pretty dramatic.

One note is that they made a tweak during MSM that was intended to discourage bots and other low-quality sat farmers.

But what's the reason for drifting away, for bothering to change daily rewards for a couple of months? or because they liked that format and don't want to continue participating with daily rewards? I don't quite understand it.