Mailbag: The curious case of the disappearing Polish S

Even before the “remaster,” my essay about the Polish S bug was routinely discovered by Hacker News and other places, so I thought I would take a look at all the commentary over the years and summarize. First, pragmatically, these are the lessons for any keyboard shortcut designer: On Windows, AltGr (Right Alt) and Ctrl+Alt shortcuts are one and the same, and Right Alt and alphabetic keys are used for some languages to output regular accented letters. You should not prioritize Ctrl+Alt shortcuts anywhere yo