> I understand why publisher hate it (it takes away control), and I understand the monopoly concerns

And here lies the problem. Eventually, these two 'annoyances' will become much bigger than that. The biggest threat, imo, is that these will lead to news organization, journalists, and credible publishers to eventually close up shop as they receive less of the share of revenues.

I do agree with your point about AMP sites generally being a much smoother experience. But at what cost?