It would be funny if you installed a water proof LCD in one of the tiles or a couple or a few of them. Don’t tell people what you did and when a friend or family member has a shower in there, they’ll think it’s interesting and suddenly the people in one of tiles starts moving or waving at them.
All I can think of, is that tiny people would be watching me have a shower.
That’s the best part, yes?
It would be funny if you installed a water proof LCD in one of the tiles or a couple or a few of them. Don’t tell people what you did and when a friend or family member has a shower in there, they’ll think it’s interesting and suddenly the people in one of tiles starts moving or waving at them.
Add a motion sensor that activates a video of the tenent disapproving and closing the blinds.