I'll say it.
Here's some of them. Maybe it'll help someone else out. I'll keep 'em short.
There are already a number of scope tutorials on the web. I won't repeat what they say, but what helped was understanding that This changes depending on who calls the function. Scope and context of this can be controlled on a function by function basis
Prototype-based Object Orientation
(1) When I say doesn't have a future, it'll still be around, but like the way radio is still around as a medium when TV and internet came around.