No dust means NO HEROES, which provide huge bonuses, at the start especially No dust means no retrofitting of ships to newer models No dust means no buyout option for ships or improvements That's pretty much it really.the Harmony Affinity is pretty much all about overcoming your dust penalties to get your FIS higher than the other races (I guess?) No approval rating means many anomalies and shitty planet types have no negative effect on me No dust means no upkeep on improvements or ships (I could be building ships constantly, except all of my ships stunt my growth by 50% while being built to offset this, or -100% for colony ships) First a breakdown of the Harmony Affinity pros and cons (as I see them anyway):