2 of these
This is how you use them:
So the home worlds are still doable. I'd not call them half impossible anymore. Cloaking Super Boosting, Warheads and Mobile Space Docks will do the trick.
About "fixing" the home worlds^^
(by fixing I don't mean the difficulty should be "doubled" (Jay Wilson style)) At the moment there's pretty much only 1 tactic to destroy the home worlds. I might have some ideas how the home worlds could be fixed and made more fun and balanced. Too tired to think about that now though. Also I will read trough this thread before that.