This seems a lot like Lua metatables. I don't know why people don't just give up on JavaShit and just name Lua as EcmaScript v6. It's vastly superior in every possible way.
Referring to "Yehuda" without any context makes this post seem like it was written for some "in-croud" as opposed to a general audience. No one is ever well known enough that you can refer to them by first name only and assume everyone else knows who you're talking about.