Indeed. And much like coding (I suppose the most personal example I can use), you have to concentrate (hard!) those first few times - maybe even be in the mood

Indeed. And much like coding (I suppose the most personal example I can use), you have to concentrate (hard!) those first few times - maybe even be in the mood to begin to understand it, and then it becomes kind of second nature. You know what's coming. That time change at 56 seconds makes you grin - everything flows.