Left is the cuboid region defined by 8 Frame markers in its corners. In the middle the Random Block Access Controller and its control circuit that mostly consists of just three counters.
Demonstration for the use of Remote Block Interaction to let a single Block Breaker dig out a large hole. The control circuit allows mining one block per tick and is quite complicated. It's mostly hidden under Smooth Stone bits to not spoiler it too much.
A Block Breaker and Item User harvest and replant crops via remote block interaction, controlled by a circuit.
