Or put other ways: "Real estate was in a bubble, so investing real estate will always be a shitty investment"; or "The .coms were experienced a bubble, so you shouldn't invest in anything that touches the Internet ever.
Yes, fraud, manipulation, and greed have over-driven the market for cryptos. Yes, most of the cryptos out there are attempting to fit square crypto solutions into problems with round holes. Yes, the entire crypto market will experience a dramatic collapse. And finally, yes, a leaner, more focused, and more resilient market will emerge from the ashes.

Invest accordingly.