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The problem with sharp edges in programming languages is that you might be perfectly sane and careful on your own but you must also trust everybody else you code with to not only exercise the same restraint but to also point their sharp edges in roughly the same direction.

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You could argue it pushes the problem up the stack to the hiring stage.

It pushes the problem to the hiring stage at the company which wrote the OSS pulled in by the gem pulled in by the gem pulled in by the update to your Twitter integration plugin.

For kicks, go open script/console, type [].methods.size, and create a passing test for that number. It will fail, eventually. The code that kills it may surprise you.

This is an interesting idea, and I will try it. Added methods mainly gets you if there is a name collision, it seems to me. Changing core methods, which is also possible, scares the bejeezus out of me.

scares the bejeezus out of me

as it should.

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