[pjmlp]

> C# was excluded for being too slow to start.

This is only the case if the code is JITed.

With ngen and mono-aot it can be compiled to native code directly.

> JVM-based languages would not fare any better.

It is all a matter of which JVM is used. Some of them offer AOT compilation and on disk cache of JITted code from previous runs, thus matching the startup time of native binaries.