Achievements - 8 to unlock: First Swing, Six Feet Under, Halfway Down, Good Boy, One More Round, Hands Free, Tinkerer and Gem Hunter
Earned already - continue a save from before this update and the achievements you have earned unlock
Fold windows - the button in the corner of the Pickaxe, Rigs and Workshop windows folds them down to a single line
Folded summary - a folded upgrade window shows how many upgrades you can afford; a folded Workshop keeps your materials and shows when a part is ready
Maxed out - an upgrade window folds itself when you buy its last upgrade
Remembered - folded windows stay folded when you continue your save
New game button - the New game button in the pause menu is now red, so it is harder to click by mistake
Play stats - the game records how deep you dig and how long you play, to help balance future updates
Unused art - an old wood UI skin, unused models, textures and sounds, making the download smaller
Leftover options - the jam's leftover look and rig-design options, which were no longer used