This article doesn't really look like it's worth my time to read in depth so I won't comment on it directly. But as far as javascript goes Coffeescript makes a

This article doesn't really look like it's worth my time to read in depth so I won't comment on it directly. But as far as javascript goes Coffeescript makes a lot of the idiosyncracy of javascript that create constant cognitive friction go away. I personally can't find any good reasons to not use coffeescript.