There's definitively a continuous focus on performance in Crystal, every release has some PR improving performance in various areas.
Also the good thing about the macro system is that you're trading off slower compilation for faster execution. A lot of the code you're using in Crystal which looks dynamic is actually just simple macros compiled to the bare minimum of code at the end.
Also the good thing about the macro system is that you're trading off slower compilation for faster execution. A lot of the code you're using in Crystal which looks dynamic is actually just simple macros compiled to the bare minimum of code at the end.