I'm aware of one somewhat similar case. When I learned French (as a non native speaker) I was told that capital letters are not accented. Later when I lived i

I'm aware of one somewhat similar case. When I learned French (as a non native speaker) I was told that capital letters are not accented. Later when I lived in France I found out that while this is common practice, it is neither universal nor normative and came about because typewriters typically couldn't produce accented capital letters.