FON studies other alternatives to skype

After the Monday meeting between FON and SKYPE high profile managers, the leader of the FON movement has asked to their popular blog readers about which should be the most suitable protocol for his VoIP devices. SIP or Skype private protocol?. Both could be the answer. FON does not have at the moment a clear answer and it seems that FON prefers to wait the evolution of both protocols in the global market.