Actually, all you wrote is more or less fair, but usually you finally learn how to deal with all of them. But bugs might float up when you implement some really complicated logic - there, where behavior and result are hard to predict or manage.
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Apologies, my bad. Thanks for identifying this. I have corrected the error.
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Actually, all you wrote is more or less fair, but usually you finally learn how to deal with all of them. But bugs might float up when you implement some really complicated logic - there, where behavior and result are hard to predict or manage.