I suspect there are Hop-on investors, like myself, who do not even own a mobile phone, let alone know the differences between a gsm, cdma, voip, etc., etc., etc. Any article I find that may enlighten me as to the technicalities of same I have tried to share with these investors. May be wrong in my opinion, however; for was computer-illiterate long before I was mobile phone illiterate, lol....