Show how to get a PID from .ready
Show how to get a PID from .ready

This example is already overcomplicated, so adding more stuff to it is
a bad idea. Still, demonstrating how to get a pid is useful, so we
have to show it (but maybe this example has to be split in two).

jonathanstowe/doc,perl6/doc,stmuk/doc,perl6/doc,dmaestro/doc,stmuk/doc,tbrowder/doc,stmuk/doc,jonathanstowe/doc,tbrowder/doc,dmaestro/doc,MasterDuke17/doc,dmaestro/doc,stmuk/doc,jonathanstowe/doc,perl6/doc,stmuk/doc,MasterDuke17/doc,MasterDuke17/doc,MasterDuke17/doc,perl6/doc,jonathanstowe/doc,dmaestro/doc,perl6/doc,dmaestro/doc,tbrowder/doc,tbrowder/doc,jonathanstowe/doc