I suppose the next logical step is to embed stuff under you skin. From Shelbinator:
And can XM tell you where to find dinner? (Okay, so there are some GPS-devices out there that have XM capability, but boy are they ugly.) Does XM make phone calls?
At this point, the bridge between niche-market devices like the N95 and total dominance of the non-FM radio market is merely a question of network capacity, I think. As the 3G network continues to grow — and Verizon starts opening up its EVDO network to more devices with greater user flexibility — XM radio devices are starting to look like analog television sets to me. Why buy one now?
Fully wired blog post here.