Regarding bitcoin i do not think that we are still early adopters. However and regarding new crypto projects i think we can to be early adopters because the use of blockchain is in its incial stages of creating things and value.
If you bet in the right horse (cryptocurrency/token) you might be a very wealthy man in the near future, the real problem is to know what are the good ccryptocurrencies, studying and a lot and a lot of luck make part of the process.