The difference from now, is that everyone is waiting for that moment again to invest and the market never does what people expect.
2017 feelings: Wow, we will be rich!
2020 feelings: Ok, we saw what happened in 2017, learned with it. Lets wait for the moment to become rich.
This describes it pretty much. People are not as euphoric as they were in 2017 and that makes the current situation a lot better. There are exaggerations here and there, but overall the trend is much healthier than three years ago.