My other half doesn’t; and in fact is so horrified by the idea that I don’t pee in her shower either, out of respect. Still pee in mine though. It’s lovely and relaxing, plus time efficient 8)
Which university was it that actively encouraged it to save water? For those horrified by the thought, bear in mind urine is initially sterile, and washes away pretty quickly. http://www.bbc.co.uk/news/uk-england-norfolk-29552557
Was out on Poole town quay one night, as yachts tie up there there are showers and loos. I went into last free loo, two “girls” behind shouted out “oh ****, never mind we can slash in the shower”