> On 3 Jan 2017, at 11:33 pm, David Hart via swift-evolution 
> <[email protected]> wrote:
> 
> Hello Mailing-list,
> 
> I remember we discussed enhanced existentials heavily during the Swift 3 
> timeframe but postponed it. I was wondering if we need to bring back for 
> discussion during Phase 1 or Phase 2? For reference, here is the proposal 
> which Austin Zhend wrote which represented the culmination of the discussions:
> 
> https://github.com/austinzheng/swift-evolution/blob/az-existentials/proposals/XXXX-enhanced-existentials.md#nested-typealias-existential
> 
> Regards,
> David.
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I'm a big proponent of this - it's a limitation that is actually more capable 
in Obj-C than it is in Swift, and considering Swift's increased focus on 
Protocols, this seems rather baffling!

Would love to see this come forward into discussion.
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