Bitcoin helped make the Blockchain more popular. People first learned about Bitcoin, and then about the Blockchain. But Bitcoin is just a cryptocurrency. And the Blockchain is a technology. For the Blockchain - the future. And the fate Bitcoin - very doubtful.
Each investor has his own tools, which he uses to learn more about cryptocurrencies. If you are interested in the market of cryptocurrency, then the necessary tools will appear. The more you are interested, the faster you will find these tools.
Each investor in cryptocurrencies, whether large or small, is simply obliged to do his research of the project in which he invests. Otherwise, sooner or later there is a big risk of being deceived.
Electricity is really a weak spot for bitcoin. This suggests that the mining of bitcoin will benefit only large mining enterprises that have privileges for electricity.
John McAfee is right. Banks actually rallied against the cryptocurrencies. They do not need decentralization. They want to keep the cryptocurrencies market under control. Having a lot of money, it is quite possible for them.
It is possible that the crisis in Italy will contribute to the growth of the cryptocurrency market. So it was already in 2017, when there was a crisis in Cyprus.