I think it might be partially because I've done & currently do some copyediting work. So I'm pretty trained to see any grammar or spelling mistake. To be clear,

I think it might be partially because I've done & currently do some copyediting work. So I'm pretty trained to see any grammar or spelling mistake. To be clear, it's not the difference in language that bothers me, just words that are spelled differently from American English. I literally can't not see them.