Elon calling it stupid is great:
https://www.youtube.com/watch?v=yFPnT-DCBVs
206 karma · joined February 8, 2018
Looks like 85% share in the US: http://www.pipersandler.com/2col.aspx?id=287&releaseid=18206
Prime example is the Apple Watch... who "wears" it now? Sports people...
It'll probably work, especially since SpaceX is also the only network operator that can control launch costs.