So here's my guide to object-oriented ontology for the curious.
Read this pithy statement by Ian Bogost.
Then watch Ian's excellent video, “Seeing Things.”
Watch this video by me.
Now listen to this talk by Graham Harman.
Listen to this class by me.
Then you can listen to the first ten minutes of this, in which I introduce OOO.
Now ready for some reading?
Start with this basic tutorial by Graham Harman.
Have a look at The Quadruple Object, a concise and lucid account of OOO by Graham.