> For example, a faster and better compiler for a popular language that itself is slow, might get some traction. I used to think this, but now I am skeptical,

> For example, a faster and better compiler for a popular language that itself is slow, might get some traction. I used to think this, but now I am skeptical, because of zapcc. zapcc was almost exactly this: a faster compiler for C++, first propreitary, now open source because it failed. Still no traction.