User blog comment:MisterWoodhouse/The first specifics on the Unified Community Platform/@comment-43602492-20191017213531/@comment-36911318-20191018191502

Calm down. Your message wall posts will be archived/preserved as said in the blog, and both system will be retired to fit in with newer, modern replacements.

"We understand the need for user-to-user communication in the way that Message Wall facilitates, and we will have a replacement in place on the UCP. We will be transitioning your Message Wall content to the replacement."