Here are little doodles I do. Not sure it's "art", more like crafts, I'd say. But it involves lo-fi aesthetics. Whenever my printer is almost out of ink, I print portraits to kill whatever is left in the carts and to "paint" over them with markers. Some people knit, that's what I do instead.
Jade 2
Jade 3
Self portrait - yes, George is a girl!
And just to make sure this is considered ON TOPIC :
Nullsleep - Angle of Destruction - original picture by D.Yee
(This one involved watercolor on top of markers)