Humidity issues can be solved with a humid hide, quick and easy.
Originally Posted by John1982
It isn't obvious to everyone, I read it as an absolute and thought that merited correction. I disagree that it's no more dangerous than the typical household electrical device. What if the thermostat somehow fails or the probe gets jostled loose? I worked with an electrician for a while and this stuff scares the heck out of me so I tend to be overcautious and advise the same.
I always recommend a fail safe t-stat because of the extra safety margin both to me and my animals.