[–] [deleted] 0 points 4 points 4 points (+4|-0) ago (edited ago)
[–] stretched_girl 0 points 2 points 2 points (+2|-0) ago
Touching a 9V battery to your tongue will also work, and it's cheaper.
[–] stretched_girl ago
That's what alarms on watches and clocks and tablets and phones can do.
So, after breaking your nasty habit, does it really have more utility than the things you already own that can wake you up?
[–] Whizwicky ago
What if my bad habit is that I sit around all day zapping myself? Will it break that habit?
[–] PM_me_your_mitts ago
You lack discipline!