My local user group were kindly my qualified technical audience for rehearsing this talk before Velocity in Amsterdam.
Queues will be needed in many modern applications, so this session aimed to equip PHP developers to work with this type of tool
Slides from my workshop at PHP North West
Supporting repo: https://github.com/lornajane/beyond-mysql-tutorial/wiki
Session at Drupalcon in Dublin, great audience and interesting Q&A
Presentation from the excellent Pacific Northwest PHP Conference