From:  paul.irish@gmail.com
Date:  12 May 2013 01:02:56 Hong Kong Time
Newsgroup:  news.mozilla.org/mozilla.dev.js-sourcemap
Subject:  

Re: Change sourceMappingURL comment syntax to avoid IE JS conditional compilation issues

NNTP-Posting-Host:  166.135.73.173

I should point out the +1 was from Chtome DevTools. 
I'd still like John Lenz to chime in, in case he disagrees.