>>6358274
Define exchange.
Swap the vowels, [a] for [e].
An exchange is not one-way. It goes both ways.
Swap [e] for [a].
Error corrected.
Another error detected.
Uppercase L in Le.
Correct to la.
[e] for [a] and uppercase for lowercase.
Swap lowercase p in POTUS tweet for space character in [J C].
Space is a character.
Seen but not "seen" to be seen.
Used by Q as a placeholder.
For whom does the space hold?
Define case.
A case of an exchange sheltering a VERY senior member.
Member of what? What does membership imply?
On in a team?
A character, a member, an exchange.