From:  dave.methvin@gmail.com
Date:  09 May 2013 23:26:21 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

On Thursday, May 9, 2013 11:07:49 AM UTC-4, Peter van der Zee wrote:
> Eddy, can't the browser support both but issue an extra deprecation warning
> for using the @ version? As mentioned before there are already many tools
> and sources that rely on the @ version. No sense breaking them just like
> that. The console warning should help devs migrate to the new spec.

Agreed on that. There are too many existing tools/users to make a breaking change immediately, but it would be good to have a warning so that the old syntax wouldn't be supported forever.