Assuming satellite signal can never break through walls, I would think the XM people would be able to come up with a G2 like on the go radio for Sirius XM. You could load your favorite music stations and some talk/sports/entertainment channel clips from your favorite talk channels. Kind've like the best of talk radio clips for the day/week. Plus offer 60's on 6 Sonic Sound Salute and since we're dreaming sell for 20 bucks. I could go for that.
Two years ago, I actually wrote this.
I've had a simple Onyx for a year now and I'm happy with it.