[zachrose]

Still though: if it's good enough for David Hockney, it's quite good.

http://www.annelyjudafineart.co.uk/exhibitions/david-hockney

[coldtea]

Well, it's not like he does any detailed drawing. So his needs are simpler (for Mondrian, even more so, lol).

But check my other comment for Procreate (iPad app). It's impressive what people have done in it, even in 4K resolution.