Woodturning: A scoop, done Raffan-style

Making a scoop op the lathe from Sapele wood. Trying my hand at back-hollowing with a spindle gauge, which removes a lot of wood quickly, but can go wrong quickly. This is how the master does it: https://www.youtube.com/watch?v=46F7AnY8I9A&pp=ygUUcmljaGFyZCByYWZmYW4gc2Nvb3A%3D