Elon Musk is in a legal fight with Microsoft but made a virtual appearance at the software giant’s annual developer conference to reveal that Microsoft's cloud computing platform will now host Musk’s artificial intelligence chatbot Grok.

Uh-oh. We’re in conference hell, one of those periods of the year when tech companies try to seize control of the news cycle with a seemingly never-ending stream of product announcements (many incomprehensible to ordinary folks) and/or partnership deals.