Oooh, looking at RFC2606 (mentioned by your link), the .invalid TLD seems like an appropriate choice here.
(Changing "deleted" users' emails to an invalid TLD still isn't the right solution, though.)
Oooh, looking at RFC2606 (mentioned by your link), the .invalid TLD seems like an appropriate choice here.
(Changing "deleted" users' emails to an invalid TLD still isn't the right solution, though.)