A = wasn't properly encoded (should be kept): APE=MAN MAN=APE
A = wasn't properly encoded (lowercase): ape=man man=ape
Lowercase hexchars: »ˇKDE rulez!«
Mixed-case hexchars: »ˇKDE rulez!«
A misplaced (unencoded =), followed by whitespace: =  not at end!
Two consecutive = at the end of the line: =A misplaced (unencoded =), as the ultimate character: =