Not a joke -- see the full article
If you're the kind of person who types tipsy and regrets it in the morning, Google's "Mail Goggles," a new test-phase feature in the free Gmail service, might save you some angst.
The Goggles can kick in late at night on weekends. The feature requires you to solve a few easy math problems in short order before hitting "send." If your logical thinking skills are intact, Google is betting you're sober enough to work out the repercussions of sending that screed you just drafted.
And if you can't multiply two times five, you'll probably thank Google in the morning.