Samsung global recently revealed the Ice Cream Sandwich plans for its devices, and most of the expected candidates made it to the list. However there were a handful of notable exceptions - like the original Samsung Galaxy S and Galaxy Tab (the 7″ version). Now it couldn't be a case of device specs: even the OG DROID is capable of running Ice Cream Sandwich, so what gives. No reason was mentioned previously, but now it looks like Samsung Korea has cleared the air with a statement released yesterday.
Ubergizmo, Samsung explains why older devices won't get Ice Cream Sandwich