6r movement has mad positional variance ... What happens of you rotate it 90 degrees and wait 20 seconds?

You talking about the rotating compass chapter ring or the minute track inboard of the chapter ring?

Nah. Soldiers have been shooting with mechanical watches for about 100 years. Your arm absorbs the bulk of the vibration. Here's an article about playing golf with a watch..

Also, I cringe every time I read "why risk it".