His statement is correct, and totally irrelevant when considering consumers.
That's the most important part, and the mostly often ignored in HN discussions
It's the same with the difference between the Apple I and Appple II
The problem was, nobody thought people would be so crazy and store their stuff on the other side of the planet (performance) on the servers of complete strangers (security).
But they totally would...
Example... https://news.ycombinator.com/item?id=6572743
The only thing stopping anyone from streaming live sports is licensing.