Follow along with the video below to see how to install our site as a web app on your home screen.
Note: This feature may not be available in some browsers.
SC 2.6.0 is a ways out yet, so no, no set or estimated dates. This might be something that could be pushed into a 3rd point maintenance release however.
I THINK (I'd have to check my notes) that I've added a "Recent Comments" sidebar block for use on Forum Home in the next release for Showcase. Im not in my office right now, so I can't check.