The other famous one of those is "No wireless. Less space than a nomad. Lame." https://slashdot.org/story/01/10/23/1816257/apple-releases-i...
This has aged gloriously, thank you!
This idea that we're always making sale predictions is a vice of the startup culture.
The 3G was the breakthrough model, but I lend that as much to the dock connector (which was available in USB and FireWire) and the growth of x-platform iTunes as anything.
The broader point that it required Windows support for the iPod to become mainstream is of course true. That said, the iPod was also the reason so many of us became Mac users in the early 00s because the “halo effect” was undeniable.