From: Sebastian Hungerecker <sepp2k@...>
Date: 2008-08-01T05:41:40+09:00
Subject: Re: Needing help with which to_s gets called

John Winters wrote:
> Thanks for that.  There certainly seems to be some sort of
> special-casing going on, but it's more widespread than just puts.

You're right. join special cases arrays as well, joining nested arrays as well 
instead of to_sing them (that or it just calls flatten on the array before 
starting it's work).

HTH,
Sebastian
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