They did adopt ARM. Did you forget about StrongARM? (I believe they acquired it from their DEC acquisition.) They ran with that for a while, made an updated v

They did adopt ARM. Did you forget about StrongARM? (I believe they acquired it from their DEC acquisition.) They ran with that for a while, made an updated version called "XScale", made a bunch of mobile processors with it, and then sold it all off to Marvell when they decided to refocus and shed a lot of other things that weren't core to the business.