I watch this with cautious anticipation, at least.
You make a good point about dead tokens... but it's not really a Hive problem, it's a Crypto problem, rooted in the "Create Token, Get Rich" mindset that also drove the "dot-com boom and bust" of yesteryear.
@pharesim's words speak well to this.
That said, even if just 1-in-10 projects started went on to a measure of sustainable success, we'd be way ahead of the game.
Yes. The role of permissionless protocols has accelerated the creative destruction and allowed those paying attention to the iterations to develop some best practices.
It is a human "feature" to chase the easy win.