The big bonus from altcoins in the crypto space was before mid-2017; in 2021, the altcoin DEFI bull market erupted again; before that, in the 2012 bull market, the number of people who knew about it was less than a million; statistics show that the number of people in the crypto space increased to 30 million during the 2017 bull market.
It is the lack of recognition from everyone that creates opportunities! Now, there are at least tens of billions of people who know and invest in Bitcoin, so everyone recognizes its value. Therefore, my opinion is that there are no longer opportunities for explosive wealth in this space.
The professionalism required to make money now is extremely high, and for beginners, the difficulty is hellish; even if you are an expert, if you are not careful, you will be caught by manipulators and lose money...
Making money in reality is getting harder due to the solidified barriers in various industries! The crypto space currently has not completely closed its upward channel; I am not sure if new opportunities or new blue oceans will emerge in the coming years, but it can be judged through BTC market capitalization that the crypto space is still one of the important channels for wealth growth for ordinary people in the next ten years. The premise is that you are professional enough and disciplined enough...