The soul is dyed the color of its thoughts. Think only on those things that are in line with your principles and can bear the light of day. The content of your character is your choice. Day by day, what you do is who you become. Your integrity is your destiny - it is the light that guides your way. - Heraclitus
Yes, this example is a lot of work to override one return type. The technique would pay off a lot bigger if you had a less stable interface or tons of methods to pass through. It might be used to create decorators or links in a chain of command, too. It's rather an "FM function" and a bit cute, but something I'll keep a link to.
FM == Freakin Magic or something like that.
A good question is never answered. It is not a bolt to be tightened into place but a seed to be planted and to bear more seed toward the hope of greening the landscape of the idea. John Ciardi
That's a very big dog. I think I want to go home now and hug this tiny ad: