Today's update fixes a bug where custom specifications could not be uploaded to Steam Workshop on Mac and Linux. It also includes a new version of the "aquatic harvesting robot" puzzle, now called the "kelp harvesting robot", which should be less of an arbitrary difficulty spike. The old version of the puzzle is archived under code "3113".

• Build circuits using a variety of components from different manufacturers, like microcontrollers, memory, logic gates, and LCD screens.
  
• Write code in a compact and powerful assembly language where every instruction can be conditionally executed.
  
• Read the included manual, which includes over 30 pages of original datasheets, reference guides, and technical diagrams.
  
• Get to know the colorful cast of characters at your new employer, 深圳龙腾科技有限公司 (Shenzhen Longteng Electronics Co., Ltd.), located in the electronics capital of the world.
  
• Get creative! Design and test your own games and devices in the sandbox.
  
• Engineering is hard! Take a break and play a brand-new twist on solitaire.

• OS: Ubuntu 16.04+. SteamOS
• Processor: 2.0 GHzMemory: 4 GB RAM
• Memory: 4 GB RAM
• Graphics: OpenGL 3.0. 1366 x 768
• Storage: 450 MB available space

• OS: Ubuntu 16.04+. SteamOS
• Processor: 2.0 GHzMemory: 4 GB RAM
• Memory: 4 GB RAM
• Graphics: 1920 x 1080
• Storage: 450 MB available space