A lot of companies have their own towers that only provide service within of a city, and for events, you can even set up your own network, like the CCC always does during their conferences.
Having a national, or even global network is a lot harder, though.
A lot of companies have their own towers that only provide service within of a city, and for events, you can even set up your own network, like the CCC always does during their conferences.
Having a national, or even global network is a lot harder, though.