From Microsoft Excel for Mac:
I sure love being told that the programmers knew exactly what I was trying to do, but decided they weren’t going to bother doing it for me.
The plus character (+) is a valid character in an email address.
Stop telling me it isn’t.
Actually, Web Developers in general, please take note of that fact. Half of you are guilty of the same thing.
But much more importantly, don’t let me sign up with a ‘+’ in my email address if your “forgot your [...]
Dear Guy That Signs All His Email With a PGP Key,
Before sending any more email, please consult the following brief checklist:
Do the recipients of your email have access to your public PGP key?
Do the recipients of your email give a damn about who wrote your email?
Hint: if you cannot answer yes to at least one [...]