Aeroplane Heaven just announced they will add a MkVb release for MSFS 2020.
https://www.flightsim.com/vbfs/conte...Spitfire-Mk-VB
The flap position was obviously wrong for a take-off!! "Artistic license"
A better video is the walk through, start-up, take-off and landing.
https://www.youtube.com/watch?v=OyhZljn4vC8