Joomla is working with Google to support their AMP initiative. AMP is a platform that will make it easier to access pages from mobile devices, even when the connection is poor. AMP is part of Google's effort to improve the web and improve the web experience for everyone. AMP is being supported by both WordPress and Joomla, two of the best known free CMS platforms avauilable.
Google has already announced that they will be pushing hard for adoption of AMP in 2016. This is a boon for consumers, since it means improved experoience at zero cost to anyone. The intention for Google is to make the experience on the mobile web better for all users. This is a smart move, since more and more users are switching to the mobile web every day, it makes sence to create technologies that are intended for mobile use.