Its good to read books about investment to learn new and old stuffs that you never knew about.
Books are obsolete, people are not writing book about crypto, this is quite new to people so you cannot read a lot of info in a book.
In the first place, why would you have to pay for a book when there are a lot of free information in the internet.
It can be very helpful. There are people who never take out their time to read and learn the stuff they are into, they just jump in and follow they crowd wherever they are heading to. Its good to read, cause it you dont, there are things that you will never get to know.
Articles, news, and anything that could be useful to decision making can be find in the net, the rest is just based on our analysis.
If other people were able to make it, I'm sure we can also be successful but we need to be an smart investor to do that, things are possible if you work your way on reaching your goal.
Indeed, books were an outdated tool, if we wanted to know something, google will provide everything, even a lot of people will aggregate and create a perfect answer for us, we don't need to read books. And whether we have become an intelligent investor or not, we cannot answer, what we can do is make effort and improve at a constant speed, until everyone around confirms our talents and results, that is probably the time when we are called smart investors