Filed under: UNIX / BSDI fully expected that my article on mailsend would lead to several "Why don't you use use XYZ instead?" replies, and it did. Suggestions included Ruby, Python, iPhone push notifications, and configuring postfix/sendmail.
But one suggestion was to use msmtp, and that turned out to be the golden nugget.
What makes msmtp so great, especially compared to mailsend, is that it completely eliminates the need to store your Gmail password in a plain text file on your computer. msmtp uses the Mac OS X Keychain instead. The other big advantage is that mailsend required several