interesting read:

the cost of connectivity

and if you finally want to know what makes a real difference between wireless and wired, take a look, even a glimpse will do, at speed, and compare upload and download. where there is fibre you might be lucky to expect the same. where it is something else, well you are damned as consumer, and can expect real fun as a member of the cloudy thing. (if you ever want to have your data back or change service, ie)