Originally Posted by
amor fati
What? Why not? To deal with those Paul hubs appropriately it seems like he's gonna have to.
Incorrect. 2mm is inconsequential, even when it comes to chainline. You don't need to do anything special to "deal" with the hubs.
Alternatively, the OP can get a symmetrical spindle that's 4mm longer than whatever is paired with the crank in question.