h2xs creates a whole lot of stuff. It's very useful, I'd imagine, to the person who created it, but not for me (or a lot of other people). I write a ton of modules, and I've never once wanted to use it. Ever.

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We are the carpenters and bricklayers of the Information Age.

Don't go borrowing trouble. For programmers, this means Worry only about what you need to implement.