It just doesn't cool down, even at night. Plus the humidity makes it even worse. My wife's former apartment had one air conditioner in the living room. The bedrooms had to have the windows open to be cool enough.
If it works, it works! Just be sure to write the settings down somewhere. (I've taken permanent marker and written settings on devices before. Works great unless your device is black.)
They work really well when you want to write on something that's black. Growing up was sort of like that. We didn't have AC at all until I think I was almost 18. Even then, it was only in the living room so there was no escaping the heat at night. Fans can only do so much. *Cue NE Server shutti... more