email is the task i resent most. i want to wire it once and never open the dashboard again. ​ so my entire criteria for "easiest" is selfish: how fast can i get from signup to a working authenticated sender without reading docs. ​ the tools that lose me instantly: ones that bury SMTP setup, ones that make me hunt for the DKIM records, ones that gate the test send behind a sales call. ​ the ones that win assume i don't want to learn email and do the deli...