What does 88 is tfl in b mean?

The phrase "88 is tfl in b" likely refers to "88" as shorthand for "bye-bye" (with "88" resembling the letters "B" and "8") and "tfl" meaning "talk for later." The "in b" could indicate a specific context or platform, such as "in the chat" or "in the group." Overall, it conveys a casual farewell message.