Very good points, and that @stellabelle article is spot on, and kind of takes off from my Lose Friends And Alienate People article.
I think 100% self-voting is lame, however there are people out there using self voting wisely, they invest and then self vote around 50% of the time. This means they are getting an ROI whilst still spreading the love and gaining a following.
I do think there will be another rejig of HF19, because it isn't perfect yet, we need somewhere between what we had before and what is true now.
Hopefully it will be the value creators who win out, spam is annoying and disappointing, but as long as we minimise it the platform can thrive.