0837:19 RAAS aural message
0837:23 Aircraft becomes airborne
0837:27 Flap lever moved
0837:28 ATC issue clearance, which was also read back correctly
0837:29 Gear lever selected up
0837:35 Both TL's moved from idle
Airborne at second 23.
Thrust levers advanced at second 35.
That is 12 seconds. Now slowly count to 12, and realize how unbelievably long 12 seconds are.