People will just continue to use upvote bots for their own gain. Nobody will just stop using them on his content just because it's "the right thing to do".That's not how humans work.
I don't know if you're familiar with the Tragedy of the commons economic theory. People will just use a shared resource for their own self interest until they destroy it for themselves and for others.
RE: Upvote Bots: decrease in profitability means are we near to a change?