You notice the same spot. Only the way forward differs.
"Isn't this weird?" comes out at the same time.
40jk = 4 letters, 0 seconds. Joker & King.
The long version (mechanics, records, real pairs) is on the main site.
16 Relations, main site
Four letters can change every time you take the test. Read it without deciding anyone is a type. Read first: about typing