hello.cpp2main: () = { std::cout << "Hello, world!\n"; } What is Cpp2? "Cpp2," short for "C++ syntax 2," is my (Herb Sutter's) personal project to try to make writing ordinary C++ types/functions/objects be much simpler and safer, without breaking backward compatibility. What it isn't. Cpp2 is not a successor or alternate language with its own divergent or incompatible ecosystem. For example, it does not have its own nonstandard incompatible modules/concepts/etc. that compete with the Standard C...