New (!!) on Metal By Example: Writing a Modern Metal App from Scratch (Part 1) http://metalbyexample.com/modern-metal-1/ Same teapot, new language.
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Lazy properties are a great option too
Gives you the deferred loading you usually want in VCs, while still getting rid of "Non-optional optionals":
lazy var mltView = MTLView()
Next installment needs some Unsafe* types.
I have, over the past four years, developed a rather nuanced opinion about this, I think. Obj-C is probably too lax about this. But Swift is definitely too strict about it, in ways that are distracting and detrimental.
