We know a Volume 3 is coming because George Feltenstein announced it in the latest WAC podcast (15:10 here: https://www.stitcher.com/podcast/warner-archive-collection-podcast/e/61848070?autoplay=true&fbclid=IwAR2NBGvf3SzwGsWLgUlt69NnHxgiRPyiL1qqjsXEp5ClAsZRYArR3gL-li4)
It's important that Volume 2 sells well before WAC will think of a Volume 3.
Jerry Beck has shared screens of some of the cartoons on Facebook. What the cartoons look like if you stream them on the Boomerang app (left) vs. what they'll look like on the new Blu-Ray (right).