Not sure about the bugs in the bed bit. I am guessing that those shown in the video do not carry diseases. I guess I never have liked these beasties. A night in that room would be a night of horror.
Her parents are nice, not many parents would tolerate such a hobby I think.My parents freaked quite a bit out when I had a few hundred baby frogs in my room that I reared out of frog spawn in a self made aquarium. I set them free in our garden and now almost 20 years later sometimes in summer you can still find huge frogs in our miniature garden pond.