I'm actually surprised it's only ~40% slower (in my Chrome anyway). Considering how much less code it is to maintain, that's totally worth it IMO. I'm sure ther

I'm actually surprised it's only ~40% slower (in my Chrome anyway). Considering how much less code it is to maintain, that's totally worth it IMO. I'm sure there are a thousand other functions you'd want to optimize in a real app before this.