If you cannot afford to shop elsewhere, then I don’t see how it’s reasonable to fault you for that. But if you can justify spending a little less and want to avoid it, then I’m sure you know what I would suggest. Do or do not, a wise man once said.
Are you frustrated that you can’t muster the willpower to avoid shopping there? The website was literally designed to get you addicted to it. The man himself has said as such. There are browser extensions that will block specific url families. I wouldn’t be surprised if entire extensions were designed for that website specifically.
Some quick math tells me you need 256 bits. Big numbers are wild