I think he means for developers. There's no way to distribute extensions for free now, where before they could be self-hosted.
Unless I misunderstand the blocking of non-web-store extensions, you can distribute extension for free, just not to Windows users.
Oh okay, so you'd just lose out on ~90% of the market?
[1]: http://blog.chromium.org/2013/11/protecting-windows-users-fr...