It's the only language I really feel comfortable programming in, and everything else seems 1) slow or 2) alien in comparison. I'm digging scala's design, but

It's the only language I really feel comfortable programming in, and everything else seems 1) slow or 2) alien in comparison. I'm digging scala's design, but have yet to really compare it for number crunching, and big library building. By the way, the article didn't really dig into any specifics besides saying there was feature bloat in C++. Which languages don't have feature bloat? How much use can I get out of them?