The first thing I thought about when I heard of the news was this brilliant article (originally French, translated)
And especially the infographic http://www.convergencealimentaire.info/map.jpg
Other similar things you should definitely look at are Banks Media
These together tell an important story of how modern industries follow the simple math that says that competition and choice are illusions. We always end up with conglomerates. I think with recent takeovers by MS, Google, Yahoo and FB, we are looking very soon at a Tech world that is almost 100% controlled by these big four. It is already pretty interesting to look at how much these corporations make per SECOND
Coupled with all of this is the biggest concern. THese tech companies are tracking us (and NSA via them apparently) constantly and in ways we probably are not even aware of. Another infographic that shows you precisely that
And finally an infographic about how these companies are inter