These projects also have long development periods, they want to be sure everything works so they can't just sub things out at the last minute. So you end up wit

These projects also have long development periods, they want to be sure everything works so they can't just sub things out at the last minute. So you end up with a system using 10 year old tech. Will be interesting when missions are being launched utilising the tech of today, like rad hardened neuromorphic chips https://www.businesswire.com/news/home/20200902005406/en/BrainChip-VORAGO-Technologies-Agree-Collaborate-Akida-Early https://www.businesswire.com/news/home/20200902005406/en/Bra...