Are engineers the only travelers permitted to take showers?  When I grew up, it was easy to turn the shower on and set just the right temperature.  Today, in an effort to be “new and trendy,” hotels compete on having exotic hardware in the bathrooms.  I’m sure that costs the hotel a little extra, which is embedded my bill somewhere, which means I’m paying more to rent a shower I cannot figure out.  After all, I only have three college degrees and two certifications . . . but I have no degree