Or (as https://news.ycombinator.com/user?id=thinkmassive https://news.ycombinator.com/user?id=thinkmassive pointed out) wait for SOPine ClusterBoard https://pin

Or (as https://news.ycombinator.com/user?id=thinkmassive https://news.ycombinator.com/user?id=thinkmassive pointed out) wait for SOPine ClusterBoard https://pine64.com/product/clusterboard-with-7-sopine-compute-module-slots/?v=0446c16e2e66 https://pine64.com/product/clusterboard-with-7-sopine-comput... and get 28 cores for $310. ($100 board, $30 per A64 compute module once it comes out, seven modules on a board.)