As a cashier, we don’t care. Sometimes “i forget” to scan an item or two. If the item doesn’t scan I’ll ask the customer what they’d like to pay for it. For me it’s companies aren’t people, customers are.

Try living here. I feel hopeless every time I go online or turn on the TV.

Recordable media isn’t. Factory pressed media if stored correctly should outlast the person who bought it.

A redditor of quality, you have my respect.

Remember last time Redditor’s protested only to cave so they could keep being mods? Pepperidge Farm remembers.

Linux from Scratch

Not helpful or likely.

Depends where in the US you are going i guess but in general people aren’t openly racist to strangers. I can’t imagine you would have any issues. 2 years from now who knows, things are going to shit quicker than I could have ever imagined. People are going to be asking about your accent likely, we don’t meat Germans very often. I don’t think I have ever met one in person. I live in the middle of nowhere though. I’d guess most if any attention you get would be positive.