You can find the split men­tioned by Saudi-paid writer Al-hamid in one of his recent arti­cle on Al-Sharq Al-Awsat “We are presently con­fronted by a sim­i­lar model to that of the fall of Amal move­ment and the rise of Hezbol­lah in Lebanon”, in many Shi­ite com­mu­ni­ties, Ahmad­i­na­jad [vs the mod­er­a­tors] for exam­ple main­tains his PR cam­paign on images like these [1, 2]

Accord­ing to the Jor­dan­ian writer Nahd Hat­tar: This is one of the ben­e­fits of Al-Sadr upris­ing; the cre­ation on of this split between the wealthy, rich Shi­ite and the poor, unem­ployed, hun­gry mass.

Hat­tar argues that what hap­pened in Basra is not a sim­ple event will pass with­out sig­nif­i­cant reper­cus­sions and what hap­pened recently will be repeated in future, he put his con­clu­sion in points:

Wide spread upris­ing in the Shi­ite pub­lic against the “Shi­ite United Iraqi Alliance”, Badr Brigade and Dawa Party, sep­a­rates the pow­ers on the national basis.

Hat­tar says when the occu­piers loss their mass sup­port­ers in Iraq then this is the begin­ning of the end of the occupation

The Amer­i­can inva­sion and pres­ence in Iraq is based on the claims of lib­er­at­ing the Shi­ite in Iraq, the Shi­ite pub­lic take the oppo­si­tion the resis­tance option.

As you see it is much sig­nif­i­cant than Al-Sadr or Mahdi Army, it is the first step to lib­er­a­tion starts with a Shi­ite split.