Pounded into a keyboard by monkeys assisted by: David Morgan-Mar
The author writes:
I wanted to see how far I could zoom in for a close up and still make the comic interesting and comprehensible.
EDIT: It seems I failed. That's Lenny's mitochondria, not a pattern on his shirt.
EDIT 2: Since so many of you have asked for it, shirts with Lenny's mitochondria as the pattern are now available in the store.