1qaz1qaz2wsx2wsx3edc3edc4rfv4rfv5tgb5tgb6yhn6yhn7ujm7ujm8ik8ik9ol9ol0p0p
When you have already typed qwertyuiopasdfghjklzxcvbnm, qqwweerrttyyuuiiooppaassddffgghhjjkkllzzxxccvvbbnnmm, qazwsxedcrfvtgbyhnujmikolp, qqaazzwwssxxeeddccrrffvvttggbbyyhhnnuujjmmiikkoollpp, qazqazwsxwsxedcedcrfvrfvtgbtgbyhnyhnujmujmikikololpp, 1qaz2wsx3edc4rfv5tgb6yhn7ujm8ik9ol0p, but ur still bored, so you type the last example, but frikin twice to the point where you should see a doctor.
1qaz1qaz2wsx2wsx3edc3edc4rfv4rfv5tgb5tgb6yhn6yhn7ujm7ujm8ik8ik9ol9ol0p0p