That would be the meaning of "alternatives," yes.
The USA simply isn't a leading innovator in this regard.
Hell, even the different cellular carriers fail this definition because you can't use a Verizon sim card to access AT&T.
The Verizon/AT&T comparison is interesting; because it wasn't so long ago that phones were locked to carriers.
Regulation could and should pry open the private networks of large software companies to facilitate healthy competition.