Should Sony Release an A99 III or Are DSLRs Dead to Them and Others?

The debate about whether or not DSLRs are on their way out seems to be getting louder and louder with each and every passing day. It's almost impossible to jump online and visit message boards without seeing someone proclaim that Mirrorless is the new king and that DSLRs are dead. However, a recent error on a post about a potentially new Sony A9 II (which was soon fixed by the website) whipped up a frenzy in the comment section there. The title read The upcoming A99 III, instead of A9 II, and th...