It strongly favors automation and bots.
It did not decrease the necessity of self votes.
It made vote buying less but still beneficial for smaller users, and more beneficial for bigger users.
It made the user experience worse.
It made last moment self votes more beneficial for big abusers (remember mindhunter? now he would be harder to fight).
It favors multitude of accounts per user.
It increases the load on the blockchain.
It increases the need for the RCs that the same HF20 is also about.
There is a third choice besides sloppy seconds and premature ejaculation: out and in again. No success guaranteed.