Here is the audio of Dexcom’s presentation to JP Morgan. About 21 minutes in there is a brief mention of the Animas & Insulet partnership. Nothing definitive about a joint product yet. Animas seems closer that Insulet.
I listened to this, too, and I always appreciate knowing (despite my impatience) that a lot of work is being done behind the scenes. Using a cell phone as receiver is a logical and sensible idea.