Yes and yes. Julia's startup time has been fast for over a year – accomplished by pre-compiling the base language as a shared library (.so, .dll, or .dylib). As

Yes and yes. Julia's startup time has been fast for over a year – accomplished by pre-compiling the base language as a shared library (.so, .dll, or .dylib). As of a few weeks ago, packages get the same treatment and thus also load quickly.