[Rd] A few suggestions and perspectives from a PhD student

[Hadley Wickham]

> There are tradeoffs. As demonstrated above, the pipe is clearly
> inferior in that it is doing a lot of complicated stuff under the
> hood, and when you try to traceback() through the call stack you have
> to sift through all that complicated stuff. That's a pretty big
> drawback in my opinion.

To be precise, that is a problem with the current implementation of
the pipe. It's not a limitation of the pipe per se.

Hadley

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