It could happen. Say, what if AMD released some chip using a popular new ISA, but offered acceleration for running code written for its legacy x86 ISA (which th

It could happen. Say, what if AMD released some chip using a popular new ISA, but offered acceleration for running code written for its legacy x86 ISA (which they have the rights to) as a differentiating feature. This is IMHO a likely scenario as AMD tries to stay competitive while the world moves away from legacy x86 to a new ISA.