Earlier quoted context omitted.
But as far as I understand, AMP is just an open technology, i.e. open for any (search) company to implement. Google is just the company proposing the standard (and coincidentally benefiting most from it).
AMP is open to implement (or copy) for anybody with Google-scale datacenters, not for any company. From the official site: "The Google AMP Cache is a proxy-based content delivery network for delivering all valid AMP documents." In other words, you are welcome to tie yourself to Google infrastructure, not merely to a proprietary software platform that you can at least use on your own (like Windows etc. in the Microsof…
But doesn't it hold for any market, that as technology advances, the barriers to entry become larger?