> On May 6, 2016, at 12:21 PM, Jacob Bandes-Storch via swift-evolution 
> <swift-evolution@swift.org> wrote:
> 
> Does this affect the ability to use "x as? Int" (and similar) when x is an 
> NSNumber?

No, this only affects compile-time implicit conversions. I proposed changing 
the runtime behavior of dynamic casts in SE-0083:

https://github.com/apple/swift-evolution/blob/master/proposals/0083-remove-bridging-from-dynamic-casts.md

-Joe
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