email, imessage, facebook, twiiter, all communication among people can binded with cryptos.
If you dislike spam or other interrupt, just build a 10$ barrier, eg, other people can only send you a email after paying you 10NBT, if they really want to do so, you may return back the 10$ after you confirming it’s not spam email.
A famous twitter account can clean its zombie fans by charging 1$ per month per account.
A website can set up a DDOS barrier by recieving 1$ in advance to handle any visit request.
Let’s kill 50% internet useless traffic for human being and build a milestone for internet history.