Yes. I have a program at work that does something like Do you want to remove x from y? [y/n] Do you want to remove z from y? [y/n] Do you want to remove a f

Yes. I have a program at work that does something like Do you want to remove x from y? [y/n] Do you want to remove z from y? [y/n] Do you want to remove a from y? [y/n] etc. etc, 100s of times. yes is a lifesaver. I also like how it's used as an experiment for basic optimization: https://www.reddit.com/r/rust/comments/4wde08/optimising_yes_any_further_ideas/?st=iwmeiqvt&sh=cbeb9691 https://www.reddit.com/r/rust/comments/4wde08/optimising_yes... 4.5 GB/s of 'y'. Hilarious.