I actually watched part one for two minutes.

He looked at the remaining casing stones on the North and said the angle of slope has to measured exact otherwise it will be yards out at the summit. He then looked at his imaginary grid and said aha - 51° 50'

Well whoopee for Romer - So which one is it?

I've seen better slapped up theories on this board and that's without the aid of string.

The only plus is his recognition of the plate size holes on the plateau. They should all be mapped, not just those that support someone's wacky theory.