Notices by Jonas Platte (jplatte@social.tchncs.de)

@siderea @nemeciii @thunderbird yes it works, but not that nicely, at least with default config (haven't looked for config knobs). Composing a reply to a plus-addressed incoming email doesn't set the sender address to that, but you can set an arbitrary sender address (you get a warning you have to click through) which with my provider works to send emails from suffixed forms of my address.

@khyperia What the... I could see constant folding leading to the opposite result, but what's going on here? What language is this?