[ There's a click and a whirr. And faster than any of you could move -- or even process -- two straps come out of the chair back and cross across your chest to hold you in. One strap goes over your hand closest to the buttons and holds it there ]

I don't wish to be rude, but you all find it rather difficult to choose sometimes.

[ for those not quite uniformly shaped you'll find that you are stuck to your chair. ]