"Waymos are not safe" could be a rebuttal to what they said. "There are many safe humans" is not a rebuttal to what they said. Your comment above was the latter.

> No True Scotsman was obviously in reference to GC, not you.

I'm unsure what they said that would qualify. Was it adding "true unsupervised"? I think that's a fair qualification, because most of the point of self driving is lost if I can't look away from the road.