High end realistic patches allow you to move mics around the virtual space, change mics, move musicians, control airflow, bowing speed and pressure etc. They sound REALLY good these days, almost indistinguishable from the real thing.

I think this article is more geared towards pure synthesis when you are using very few primary harmonics. Like stacked sine waves or something. They are impossible to eq because the frequencies are too pure and unnatural so you have to dirty them up.