Mike De Socio is a CNET contributor who writes about energy, personal finance, electric vehicles and climate change. He's also the author of the nonfiction book, "Morally Straight: How the Fight for ...

To start off, we need to look at the amount of Bitcoin addresses there will ever be in the universe. Given that a bitcoin address is derived from a 160 bit hash (private key), approx this amount: $$2^ ...