There are two groups vying for Palestinian power. Two groups constantly trying to reconcile their differences. The PA wants preconditions before even starting and Hamas says boycott. One does not have to be a genius to see this will be a waste of time unless the PA finally looks into Hamas' eyes and says go away and let us get this done finally.
Palestinian sources report Gaza rocket fired toward Israel explodes inside Strip (Haaretz)
from the article: Hamas calls on Palestinian Authority to boycott peace talks with Israel