it depends on how you count. if you measure "primary use of email" by number of emails, then yes spam wins out, but that's only because a tiny fraction of huma

it depends on how you count. if you measure "primary use of email" by number of emails, then yes spam wins out, but that's only because a tiny fraction of human users are sending out tens of millions of spams. if you measure "primary use of email" in terms of users, the vast majority of people who use email use it for useful, non spammy purposes. The same can't necessarily be said for cryptocurrencies, as far as trying to prove that cryptocurency has a large userbase that is not there just for speculation/inflation and/or illicit use cases.