When we preprogram “chatty self-promo” messages, most of the time, people won’t notice, especially if the person injects real tweets in between. Yet, the world can go so dark so quickly, that chatty self-promo automation can become an instant nightmare. Kim Kardashian tweeted her condolences to the victims of the Boston tragedy, but then a little over 20 minutes later tweeted: “Check out @krisjenner on @QVC’s PM Style Show at 7PM EST tonight!”