Dax Harwood basically confirms what I suspect - is that he'll be there to lend experience for their existing stars and has a trusted mind for the business among the talent. And IMO he's probably going to be putting them over while getting a decent run while Mox is away.
https://twitter.com/user/status/1369034926469832705
Securing Paul Wight and Christian massively beefs up AEW under the hood. It would appear they have a fantastic mentorship stack with Dean Malenko, Billy Gunn, Arn Anderson, Jerry Lynn, Dustin Runnels, Jericho, Sting and now Christian and Wight.