I finally found the time to update my site with a graphic that explains how the ARE 4.0 to 5.0 transition works. A little late to the party, but hope you all find it helpful. Good luck!!
ARE 4.0-5.0 Transition
https://arewethereblog.com/2017/05/16/are-4-0-5-0-transition/
ARE 5.0 Content
https://arewethereblog.com/2017/05/16/are-5-0-content/