To be fair they can, they'll just run 10k agents and some $20k worth of tokens and they will have a slack replacement without any manual coding, Sure it will have missing features like search and permissions, security will be figured out later, and you can't compile it on your machine, but it's 80% done, how hard can that 20% be?

Of course it is. Making shovels and digging holes are different skills and require different organizations.