如果第四家无线运营商出现，如何寻找赢家（TMUS:NASDAQ）
· seekingalpha.com
SpaceX会颠覆美国无线通信吗？看看卫星直连手机如何给运营商、铁塔REITs带来压力，以及T-Mobile等赢家。
Investors Should Know: There has been persistent speculation lately that SpaceX (SPCX) could be positioning itself as a fourth major nationwide wireless competi...