You are absolutely correct, but you could also afford to be a bit more polite. Sentences like "In other words, you have no idea what the difference is" might be true but they're also a bit rude.
They aren't absolutely correct at all, and aaron was actually close to the money. Thrownaway is fundamentally misrepresenting (or misunderstanding) how threads -- in an operating system sense, and what we are talking to here -- relate to microcode and execution units in a core.