Today's update includes some minor fixes for conceptSPEC.

• Fixed a bug where adding or removing radios and dials from a custom specification would not be reflected in existing solutions to that puzzle.
• Fixed a crash when radio data was provided for some but not all test runs.
• Fixed a crash when deleting, un-deleting, and then re-deleting a custom specification.

• 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