The development changelog says the first implementation of slavery and morale is in, but poking around in the informational links in-game, I can't find any details on how that works and don't see anything obviously different yet. Can we get a rundown of what's actually changed?
E: while I'm at it, what's the intended purpose for Phidi Tradeships? They have over twice the cost in industry and metal for twice the capacity of standard transports, which seems to make them totally cost-ineffective for trade.