AssemblyScript seems like a pointless also-ran. Why pick a language with very little support or community for your native code when you could pick Rust or C++?

AssemblyScript seems like a pointless also-ran. Why pick a language with very little support or community for your native code when you could pick Rust or C++? For any substantial app, I think an investment with Rust would be much better than an equal sized investment into AssemblyScript. I think Rust will be around in 5 years. Will AssemblyScript?