Roon folks firmly believe, or rather state, that they will not take sides in the Great Argument on SQ. However, for some reason, they keep tweaking their algorithm with most of new versions release. For example, the upcoming version of the 1.8 that is currently on Beta says among others:
Improved buffering and caching for streaming content
We’ve made changes to Roon’s buffering and caching infrastructure when playing streaming content. The new implementation is designed to use a lighter touch when interacting with your network and internet connection, making streaming less intensive for your Roon Core.