It’s kind of practical when standing or walking slowly, like at a fair. Since it’s got a shoulder strap I don’t have to hold it all the time. But you can’t set it down with anything in it. Cleaning is a little awkward but not terrible, give it a good soak and use a bottle brush to get all the way down.
It is fun to drink out of a horn though

This comment made me look up at my drinking horn hanging on the wall among Ren faire weapons and shield…

Because the people who came up with it assume it would have the same ego as them.
It’s also just Pascal’s wager in a robot costume.

Sleepytime tea

Android programmer. Picked it up back in 2011 when I was a couple years out of school.