Proxy objects and controlling/monitoring access

[BCS]

Reply to Bill,

> For instance, if you want to wrap a struct
> there's no way to emulate getting and setting of the struct's members
> without writing a specific wrapper that adds property get/set methods
> for each member of the wrapped struct.

why not do that? It could be done with mixin and __traits. It would be ugly 
though. (Man I want tuple foreach outside function scope!)