This is why I put the raw url to the script first in my comment. Downloading the script file, doing a chmod +x and then a ./script.sh to execute it is daunting for some.
But I'll add a caveat to my original comment as well.
edit: Looks like I can't edit my original comment anymore.
It seems there are a bots on here commenting and upvoting each other. If HN is susceptible to this, it feels like there's no chance for the rest of the web. Damn.
There are several US states where, by law, retailers are not allowed to give preferential treatment to credit card paying customers over cash paying ones. Which means, in those states, retailers will be required to always round transactions to the cash paying customer's benefit, where in other states the retailer is allowed to round to the nearest 5 cents. This is going to cost large retailers millions.
Interestingly many of them had already put the work into updating the cash register software to allow for this due to the penny shortages during covid.
Taking a photo of my handwritten notes and passing it to ChatGPT works 95% of the time. Once in a while it gets a character or two wrong, but for the most part its magic for me.
More info: https://www.eso.org/public/videos/eso1825e/