Until you read it and decide it’s not the setting you wanted. Also see: Radiant Citadel.
Why not? Because it’s expensive and WotC have no commercial need for any new settings.
It's not a case of knowing how to hold a bow, it's just a case of knowing which way wrists rotate when you move. The more you look at that image the more obviously wrong you realise it is. Maybe the book is delayed three months so they can take some anatomy lessons?
Why has the horse on the...
That doesn’t mean they won’t drive you insane faster than the Necronomicon.
All human lies, propaganda and delusions lumped together in one handy little package.
That’s why superhero rulesets are so useful. They cover all the bases.
But this is about D&D, so it has rules for magic. What it would need is rules for all the real world stuff.