While there might be less shouting about open source contributions nowadays, arguably the contributions themselves are much more useful. Certainly WebKit has b

While there might be less shouting about open source contributions nowadays, arguably the contributions themselves are much more useful. Certainly WebKit has been widely adopted outside Apple, clang/llvm is slowly, but surely gaining converts, and libdispatch is IMHO deserving of wider interest, even though it may not be widely adopted on non-Apple platforms.