much of the excitement lies in the Ös dependence ...

• CERN-SPS: Pb+Pb central (√sNN = 17.3 GeV): strong Cronin enhancement

• CERN-ISR: a+a (√sNN = 31 GeV): Cronin enhancement (small system)

• RHIC: Au+Au (√sNN = 130, 200 GeV): x 4-5 suppression !