Who wins?
"ttyl" vs "bye!!"
"bye!!" wins 86% to 14%. 28 more put them in the same row. From Ways to Say Goodbye in a Text Tier List. Pick a side.
possummain84 on "ttyl": my grandma says ttyl and it's adorable
ThePenguin on "bye!!": two exclamation marks means they like you
Ways to Say Goodbye in a Text Tier List: the full ranking