There's theory and there's practice. In theory you're supposed to maintain 10 and 2 at all times. In practice, that gets fatiguing over long trips.

Hello from the 80s! It is now 9 and 3. This changed due to airbags and too many people learning what 'degloving' means.

NHTSA now recommends "8 and 4" hand position. Did see the memo about this?

I'll go ahead and make sure you get another copy of that memo: https://www.nhtsa.gov/sites/nhtsa.gov/files/steeringtechniqu...

So what you’re saying is we need pressure sensors on the wheel to verify you’re holding it correctly?

In practice I had a dislocated wrist once and getting it put back in was the most painful experience of my life.