To be honest, I have no idea what I'm doing. I've read a couple of posts about parallel processes in PHP, but most got me confused even more than before. Too much vague theory links to dozens of open-source packages, 5 alternatives to one operation, and other education faults. What I missed **was a to-do list for a 6-year old PHP programmer**. Straightforward, with everyday terminology developers, already know. Do you want to have **a better idea of how to add a parallel run to one of PHP CLI...