There are some things that will never be replaced by an app and a sturdy, hand-cranked can opener is one of them. Unfortunately, we're all too busy learning to code or whatever to practice our domestic skills and no one knows how to use them.
No wonder the can opener always pops off halfway through and there's shards of metal sticking out at random! No wonder I have to pry the final threads of the lid off with a butter knife! It all makes sense!
This is how I've been orienting my can opener:
And this is how you're actually supposed to orientate the can opener:
You're not cutting down into the lid, you're sort of slicing the can's head off, working horizontally instead of vertically.
Wow. Well, I will never doubt the wisdom of a cowboy eating a can of beans by the campfire again. It's just the easiest meal. Especially once you know how to correctly open the can.