As mentioned a couple of times in this thread, yes, I've been bitten by an escapee in my bed, after a ninja power-rangered 'pede managed to bite its way out of a double plastic enclosure... Actually, it chewed all around an air hole till it could squizze itself through.
That was two years ago and since then I've been keeping hundreds of them for working purposes. None escaped since so I end up thinking that I was just really unlucky with the little b

d!!
Lets just say that it is way better to keep your pede in an escape proof container than spending sleepless nights wondering where and when the big boy will show up...