From:  dave.methvin@gmail.com
Date:  09 May 2013 22:11:38 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:  173.69.179.247

The sooner the better. The current sourcemap format cannot be adopted for the open web since `//@` conflicts with IE's @cc_on directives. If the goal is for this to be a cross-browser feature it needs to change, and soon.