More useful to read this forum and see some videous obout Bitcoin
Nope, I have to disagree with you. A lot of the content on this forum are a mixture of spam and shilling and mis-direction. You would be much better off, reading a well researched book, like "The internet of Money" by experts like Andreas M. Antonopoulos.
I buy most of my books online and read it on my Kindle App on my phone. < Most convenient, when you standing in a queue somewhere or held up in traffic >
It would take you months to sort the good from the bad on this forum. ^hmmmmm^