Sure, many things could be done for two processes to monitor each other. The confusing bit is this happening at all: id1: Friar Tuck... I am under attack!

Sure, many things could be done for two processes to monitor each other. The confusing bit is this happening at all: id1: Friar Tuck... I am under attack! Pray save me! The most reasonable explanations to me seem that either this is wrong and didn't happen, or that it actually came from id2, and the source of the message is falsified just for fun, or in hopes to create additional confusion.