Tightslot...
I'm normally 100% behind you on all your posts, but on this one...
Why couldn't we use our discretion to allow our, or your, parents / partner on the flight deck? I'd tell them to shut up and enjoy the ride - no distraction.
Surely common sense has to prevail and the Captain / FO / SCCM can be trusted to make decisions about close friends and family?
DW.