Best updates:

1. Units will no longer be dismissed when you lack the Credits to maintain them!
2. Reduced Credit consumption for Fleet Battle Group Units!
3. Clan Missions!
4. Resources and Items purchased or received as bonuses can now all be found in the Market interface! 
5.Global Tournaments! 



Worst updates:

1. Changes to Infestation mechanics!
2. Tapsites
3. New Items (Auto Troop Hider, Offense and Defense Enhancers, Infestation Scan, Instant Callback)!
4. Flux and Dimensional Gates!
5. New Items (Auto Troop Hider, Offense and Defense Enhancers, Infestation Scan, Instant Callback)!