Smells like it was written by an LLM so I stopped reading.

anonymity in your product could be a sensible design choice that your customers could value. fine. go nuts.

but in general? hard disagree. anonymity is fragile and can't be guaranteed, privacy is a legal obligation which can actually be enforced if push comes to shove.

also that page reads like slop : it's not X, it's Y. blah blah blah. this is a marketing piece trying to go viral.

Email is fine when it is an option. Mullvad have even option to pay with a credit card & PayPal. That's more sensitive data than Email.