Earlier quoted context omitted.
Still remember how one German Islamist terror group just used their web-email provider's draft feature. They never 'sent' anything. There are often quite simple ways to circumvent this kind of thing.
Good, but your e-mail provider can still see it. And be forced to eavesdropping. Back in '90s I used a nym e-mail to receive e-mails anonymously and with no traces. In a few words - e-mails are encrypted with your PGP key and posted to Usenet groups, where you scan all messages and extract only those signed&encrypted with your key. https://en.wikipedia.org/wiki/Pseudonymous_remailer Yep, there are 1000 and 1 method o…
This is not how it works. As long as enough people are not bothered, they will succeed.