On Rails' try methodEdit

Just putting these here so I can find them again if I need to; a couple of anti-#try pieces as a counter-point to the overall #try-lovefest:

• http://devblog.avdi.org/2011/06/28/do-or-do-not-there-is-no-try/
• http://devblog.avdi.org/2011/07/05/demeter-its-not-just-a-good-idea-its-the-law/