Things are not going well at Cool.Prepaid, the new MVNO that features Motorola phones on the Cingular network. Motorola has reportedly canceled its contract with Cool.Prepaid and will not provide any more phones. The Cool.Prepaid Web site now only offers prepaid SIM cards, but Phone Scoop reports that in addition to its handset woes, the MVNO is having trouble delivering SIM cards, too. Blog