Dan Luu didn't note that Meltdown goes all the way back to their first out-of-order speculative execution design, the Pentium Pro in 1995. I note that ARM, and

Dan Luu didn't note that Meltdown goes all the way back to their first out-of-order speculative execution design, the Pentium Pro in 1995. I note that ARM, and both of IBM's architectures, POWER and mainframe, also had Meltdown issues, and everyone including AMD "enjoys" Spectre bugs, so named because they'll be haunting us for a very long time.