Dont Drink and Email

Gmail is now offering “Mail Goggles”, where it tests the sender's sobriety by prompting them with a series of math problems (48-38 =?, 11x2=?, and so on) which must be solved within a time limit. Making sure that you don't send any emails, as google says you might later regret.

For more information check out http://gmailblog.blogspot.com/2008/10/new-in-labs-stop-sending-mail-you-later.html