It's not just a boomer issue, it is also guys who grew up with somebody else doing the cleanup afterward.
Old can give you a non consistent stream, but a considerate old person would then wipe their spills.
But I had 30 year old friends stop by an spray everywhere. So I talked to them about sitting down to pee.
My coworkers wife told her husband "have your friends over any time for drinks, etc, but I'm not cleaning up any piss, so after your friends leave you have to completely clean the bathroom" He started to realize how gross men can be about pissing everywhere.