Usually the only jolts I receive on Twitter are the result of a little light cyberstalking of an ex-so-and-so (He owns a llama farm?!?) but Starbucks is seeking to change that with a new “tweet-a-coffee” promotion. The idea being that sending a pick-me-up by way of a $5 eGift card will make all of your friends love you and every caffeinated dream come true. Or something. [More]