It's keeping the economy moving! Also, this is a bit misleading, as it doesn't show what you put in, only the current state vs 2 very specific earning markers, curation and author.... Which leaves out a lot,....
Buying hive off the free markets and sending to your hive wallet?
What about Hive-engine holdings and supporting projects that run there?
I'm old, just vote my witness
https://vote.hive.uno/@sn0n
Or https://peakd.com/me/witnesses among others.
Oh, and witness rewards? Hmmm this KE thing is weird.