From: Eric Wong <normalperson@...>
Date: 2015-11-05T23:42:18+00:00
Subject: [ruby-core:71361] Re: [Ruby trunk - Feature #11537] Introduce "Safe navigation operator"

tom.enebo@gmail.com wrote:
> How about '\'?  We can pay homage to Windows file delimeter?
> 
> a\b\c
> 
> I just scanned lexer and I cannot think of a reason off the top of my head why not...what does \ mean?  who knows...what for .? mean?  I don't know that either.  This suggestion is twice as efficient though since it only uses one character.

It's already used for continuing long lines.