Transprivacy

Your poop will be used to custom tailor your experience to be the best possible poop

More like "We'll make good value from your privacy"

I would be down for competitive pissing

Don't you see how this improves law-enforcement? Now the criminals trans people won't dare to do forbidden stuff use the restroom there.

-- some government, somewhere

Meanwhile the criminals are out pissing in the bushes, or a totally different bathroom all together.

Well, I dont

thankfully it's usually the other way around: the glass is opaque and only transparent with power. So you don't need to worry about an ill-timed power outage.

That's called PDLC film (polymer-dispersed liquid crystal) and it's a thin layer you can apply to anything. It's literally liquid crystal droplets suspended in a plastic sheet layered between transparent ITO conductors (indium-tin-oxide).

A distinctive feature of panels layered with this is that there must be a bezel along at least one edge through which to run the power. I don't see any in the right places on the doors for these, so nope, these are just clear glass without any PDLC film.

They have (had?) those in Tokyo for a while.

This is a very old image, so extremely likely real or manually edited.