main thread

• threadFiber for stitching
• processSteps toward a result
• executionCompleting a planned task
• programPlanned sequence of actions
• loopCurve closing on itself

blocking · async · concurrency · parallel · UI · event · callback · queue · runtime · synchronous · spawn · worker · background · deadlock · stack · primary · core · application

• browser renderingpaint, repaint, reflow, layout, compositing
• concurrencythreads, deadlock, semaphore, atomic, race condition