I find it's easier to regulate heat from the bottom zipper most of the time. Also if you have any belted gear or just need to grab something in your pockets it's easier than a full unzip. Or if you're a guy and you're taking a piss.
Or you can grab the corners, wrap them up over your elbows and pretend you can fly.
Basebuilding/dungeon crawling/pixel art/roguelike. Kinda like ADOM meets stardew, but weirder and more Japanese. Weirder how? Here's the wiki entry on the chaos shape race, which you can play as.
VERY in depth systems in the game. Mutations, crafting, prayer, it's a deep game.
Mine weaponized the track balls from mice. Ever been pelted with one? Not fun.
Good way to train fine motor skills though because we had to learn how to use the mouse without the track balls. Had to move the two little wheeled sensors inside yourself. Bet most of our class still knows more keyboard shortcuts than normal to this day.
I mean you're not far off. It was written by a teenager who suffered neglect/abuse in childhood.