Cisco, one of the big companies in networking is rumored to acquire Skype. Here's an article on PCWorld that described why Cisco is doing it. If Skype agreed to this deal, this would make the competition in VoIP between Cisco and Google become hotter as Google has just released their Voice and Video Chat plugins for Linux and they have done it for Windows previously. They even released Call Phone from GMail last week.
In the end, it's the end users who took the advantages of all of this. The rate will be cheaper and the quality will be much better as they are fighting for more market share and quality is one the key factor that will determine who's the winner