Those two lines have been included in Amex apps for a while now, but I can't remember reading about a single incident where someone reported not getting their points.
Coincidentally, someone else has the same question as you.
Does Amex consider gift cards to be cash equivalents?
People even have been flat out asked if they've been purchasing VR, but Amex hasn't clawed back anything.
Now what you really have to be careful about is what the ever wonderful AlohaDaveKenedy warned you about.
Watch the volume or you'll get a FR.