If there was a ship creation interface that you can craft to change your ship. The higher tier your ship the more blocks you can use. This will help in the creative part of the game making for more unique ships when playing multiplayer.
You mean, creating ships from individual blocks? Tiy stated that he didn't like how it looks when the ships are created from blocks, but you could always use the FCS mod: http://community.playstarbound.com/index.php?resources/fully-customizable-ship.39/