E2E encryption is necessary for all communication. Email is unfortunately not encrypted, but it doesn't explain why would you choose non-E22 tech when there are

E2E encryption is necessary for all communication. Email is unfortunately not encrypted, but it doesn't explain why would you choose non-E22 tech when there are perfectly good E2E alternatives. E2E is an insurance against: * bugs * rogue employee * server vulnerabilities * acquisitions (imagine Telegram being acquired by Facebook) As for metadata analysis, I still fail to understand how is it comparable to Telegram having access to all messages.