The first paragraph alone hurts my brain. process switching =/= parallel execution multi-threading =/= multi-tasking Only certain single core processors can e

The first paragraph alone hurts my brain. process switching =/= parallel execution multi-threading =/= multi-tasking Only certain single core processors can execute in parallel, so to say that it's possible to execute in parallel on a single core without specifying that not ALL single core CPUs can do it is bad form.