Scurrilous accusations

Many journalists picked up on a single word in her resignation letter: scurrilous. The reason seems fairly obvious: scurrilous accusation is a great soundbite. That said, I can’t help wondering, cynic that I am, about a couple of other things. Did the hacks relish it because it’s not a word you come across every day? And how many people googled it to find out what it means?