gettor email instructions should tell users how to unpack a .Z archive.
Actually, it's a .zip file, with the wrong name for some reason (perhaps to make it less trivial for e-mail filters to see the .exe files inside it and remove the attachment).
But yes, some instructions would be a Good Thing.
Trac: Summary: gettor email instructions should mention 7-Zip to gettor email instructions should explain what to do with the .z file
Actually, it's a .zip file, with the wrong name for some reason (perhaps to make it less trivial for e-mail filters to see the .exe files inside it and remove the attachment).
Exactly so: our attachments with a .zip ending got swallowed by some webmail providers. I don't remember if it was gmail or yahoo, but we had to switch to .z so the mails would get through.