If you find that service at your favorite restaurant isn’t as speedy as it once was, don’t blame your waiter — instead, blame all the people who spend tons of time messing around on their smartphones when they go out to eat instead of looking at a menu and ordering their food. The San Francisco Globe spotted a Craigslist post from local restaurant owners this week who described how they were trying to figure out why they were getting so many more complaints about service speed on their Yelp pages. To get a better idea, they decided to watch footage from a typical day at their restaurant and compare it to archive footage they had of a typical day at their