Whatever the reasoning, the automatic upvote on one's posts is gone. We will see it is only temporary or a permanent change.
It's not gone, just moved to you settings page, as is the option of your preferred 50/50 or 100% power up payout!
Very very curious to learn what Ned has planned for us in the NEAR (!) future :D Looking forward to some big announcements! Would be good for morale.