I think the wordplay is confusing you. Rift is the product name, but that's not how they're using it here. A "rift" is a disagreement. So the headline can be re

I think the wordplay is confusing you. Rift is the product name, but that's not how they're using it here. A "rift" is a disagreement. So the headline can be restated as "The disagreement related to Carmack about the Oculus goes to trial."