Well, using other accounts is technically not self-upvoting, but I understand this argument. That being said, I would still like to ban the self-upvote as well as adopt supplementary changes that address your concerns.
That being said, although the self-upvote does not solve all of our problems, what is the issue with banning it? It removes a portion of self-vote abuse and forces people to upvote other content. While not THE solution, it should be considered as part of one. Then again, people are entitled to their guaranteed rewards. I do like the four posts idea and have no idea why that penalty was removed.
I would prefer implementing diminishing returns as it still allows you to upvote your articles, but the more often you do it the less reward you will get ...
Apart from different preferences most important would be that a real discussion about the problem should take place, where every idea was at least considered with all its pros and cons ...