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it extremely annoys me that you can have event-driven systems where you trigger an event and set up the event handler after the fact, hoping the event hasn’t actually happened yet

yes multiple early iPhone OS apps do this, why do you ask,

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my modest proposal is that such systems should check if appropriate event handlers are registered before you do something that can produce an event, and if they aren’t, refuse to deliver the event later, even if handlers were set up in the meantime 😈

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