> Quote - No.  Art, whether manual or digital, shouldn't be wasting its effort on photorealism.  Cameras do that job.

Well now, I wouldn't go that far. This girl for example, at only 18 can draw photo real images.

This image is a drawing. And to prove it, here's her time-lapse:

https://www.youtube.com/watch?v=4U4sANp1-f8#t=20

Many words can describe this kind of talent, but waste definitely is not one of them.

Absolutely amazing. 

Here are some more of her drawings:

http://randommization.com/2011/10/11/young-artist-makes-incredibly-life-like-celebrity-sketches-awesome/