Input and Output

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Functional reactive programming offers a way to once again view our programs as simply input and output. We get to minimize state while also embracing a unified view of what our app is doing. It’s all just inputs and outputs.

If you haven’t noticed by now, I’m a big fan of Reactive Cocoa.
In this blog post, Josh Abernathy delivers a pretty good pitch on the benefits of Functional Reactive Programming.

When our only tool is state, every problem looks like a stateful nail.

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