Shower or Death?

Before I went to South America, someone told me that the shower heads down there were somewhat strange. In order to heat the water, electrical wiring is installed into the shower head. When you step into the shower and look up, you'll see something like this:

There ya go. Ready-made to provide you with some nice, warm water or some nice, warm death. Lucky for us, we mostly showered out of buckets of cool river water, so we didn't have to worry about the so-called "suicide shower". Of course, we weren't exactly clean, either...