Is it too late to buy bitcoin? No. Bitcoin is like gold. Still it is not too late to buy bitcoin now because its value continue to increase after a very long time.
Since bitcoin is not a pump-and-dump coin, it is not too late to invest in bitcoin because if you start investing and accumulating bitcoin now, its value will keep increasing, which will put you in the position of being in a good profit if you can accumulate a reasonable amount of bitcoin. And if you are investing in bitcoin, you need to have a long-term goal like 4-10 years or more, and you also need to use the money that is not meant to solve your daily expenses to invest in bitcoin so that you will easily hold your bitcoin for a very long time without depending on it to survive.For Bitcoin; it's never too late
There was a time when we used to say that anything under 50k is a good buying zone , these days anything under 100k is another great buying opportunity. See the macro picture for Bitcoin and we know that's it's still early days in bitcoin.