For or against gTLDs Google should not be able to squat .dev is too generic to give to one company. Infact any one company squatting any gtld that isn't their registered trademark leaves a sour taste in my mouth.
It's just a game of "we have money therefor shut up." combined with "The world revolves around the USA"
It's not about shared hosts (at least if I'm understanding the topic correctly) but about /etc/hosts entries on your local machine for your local machine. As in:
Buying an actual registered domain for that sounds like it would be even more confusing than using an unregistered TLD because it makes it hard to tell which hostnames are expected to work across machines and which are strictly "works on my machine".
Except he's not right. ARPANET was one aspect of what would become the Internet. The public Internet as we know it is an amalgamation of technologies which were developed by the U.S., Great Britain, and France. You really can't claim that the U.S. invented the Internet.
It's just a game of "we have money therefor shut up." combined with "The world revolves around the USA"