More Zeropaid user insight to the KaZaA/Morpheus/Grokster. The frustration of many of us who use Morpheus when, beginning Monday night, increasing numbers were unable to log in, has mostly been viewed as a mess-up by MusicCity/StreamCast Networks, the parent website/company of Morpheus. This is not the case.
To understand what is going on, it is important to realize that there really aren’t three different programs (Morpheus, KaZaA, Grokster) but one core program from a Dutch company. To this core, different “skins” and different pointers to ad servers and the home page of the sponsoring group have been added. Largely decorative elements not essential at all to core functionality is what differentiates one from the other.
Read the story Here, its very long. 
