there's no obvious cause, and i have no interest at all in figuring it out.
it was sitting in one spot for a long period, so the cord is not likely to be damaged. and, there's no logic in thinking something exploded.
there was a lot of hair in it, and i've got most of it out as best as i can. but, it doesn't seem like that's the right answer.
there's other signs of somebody being in here, though.
i don't know....i know that i can't deal with the dry air all week.