en.wp user Cryptic C62 comments:
"Take a look at the text this page. The first two sentences may appear to be identical. If one activates VE, one will find that the first sentence (which employs <tt>) cannot be edited, but the second one (which employs <code>) can. My question is this: If the editor is supposed to be visually intuitive, why are two (almost) visually identical elements handled differently? "
The page referred to is: https://en.wikipedia.org/w/index.php?title=User:Cryptic_C62/sandbox&oldid=566625027