Yeah this argument is not uncommon. Here’s a few resources:
The myth that government created the internet
Government Did Invent the Internet, But the Market Made It Glorious
Did government invent the Internet?
So, who really did invent the Internet?
The Myth of Under-provision of Science by the Free Market
The Inventor of the Digital Age
Threads:
But the government invented the Internet…
I’ll add more as I think of them. This whole premise is the nonsense we see in stories like the one that begins this thread.