F4 to F6
An F6 is a person who is so bored they think typing is a sport and they're the champion.
F4 to F6: I'm an F6 and I took 5 hours to type this.
F4 to F6: I'm so bored I typed my own name 20 times.
F4 to F6: I’m an F6 and I type just to feel something.