do you have one of these following issues:

• disappointed with the lack of copper uses
  
• wish your redstone blocks and such had a bit more logic

well then youre in luck because redstone circuitry fixes these issues by changing a few of the existing redstone recipes in game with copper! because i mean somebody had to do it am i right?

the following redstone recipes have changed:

• piston
  
• powered rail
• repeater
• comparator
• daylight detector
• dispenser
• dropper
• observer