Security (Was: OpenMPI 5.0 to be 32-bit only ?)

Hi Alastair, Thanks for relaying OpenMPI's upstream maintainer's interest in our opinions on maintaining 32 bit support. My humble comments are 1.) 32 bit hardware can be more secure because it's so old it predates back doors known as Intel's Management Engine[1] and AMD's

IBM POWER9 SIMD support? (Was: SIMDebian: ...)

Hi Mo, I love your foot notes. My understanding is IBMs "POWER9" CPUs 1.) have SIMD instructions[1] and 2.) are used by the new, and very cool, open *hardware* Talos II workstations[2], which 3.) already run Debian. FYI, Kingsley [1] POWER9 https://en.wikipedia.org/w