>Cores scale linearly You don't seriously think that do you? People struggle with concurrency and parallelism all the time. Tons of problems we have no way t

>Cores scale linearly You don't seriously think that do you? People struggle with concurrency and parallelism all the time. Tons of problems we have no way to scale up with more CPU cores, it is an open research problem to try to find ways to do so. Pretending that you can just buy fast is a huge mistake that costs millions of dollars.