You may not have read it closely enough. With the caveat that the article is somewhat confusing in how it juxtaposes the two, the first part is about the entry-

You may not have read it closely enough. With the caveat that the article is somewhat confusing in how it juxtaposes the two, the first part is about the entry-level, coming-to-market standalone headset (Oculus Go), while the second part is about the high-end, still-a-prototype standalone headset (Santa Cruz). The controllers are for Santa Cruz, not Oculus Go.