> Bitcoin's and Ethereum's prices are consistently higher now than they were 2 years ago

Which is something that will be true until it's not. Bitcoin dropped around 25% in the last week (though is rebounding a bit this morning). It only needs to drop around 33% from the current price to break your 2 year thing. Anything is possible here (in any direction), because it's an insane market propped up by all sorts of shady bull****