2020.08.03 15:21:22 (1290276576597176320) from Daniel J. Bernstein:
New paper "BasicBlocker: Redesigning ISAs to Eliminate Speculative-Execution Attacks" online from @sec_janthoma, Jakob Feldtkeller, Markus Krausz, Tim Güneysu, and me: https://arxiv.org/abs/2007.15919 Speculative execution is much less important for performance than commonly believed.