[GunRunner]

The ptolemaic model is what continues to be used today in all navigation, astronomic positioning, and even the programs that operate the positioning servos on all modern observatories.

I don't know if you're being facetious or not. There's too many modern geocentrists here to tell sarcasm from seriousness.

[editor-surveyor]

Obviously ypou know nothing of the practical world.

You could start with reading the manual that came with your GPS trailmate, but why read anything when you already know it all.