Visual Transistor-level Simulation of the 6502 CPU

Visual 6502 - get deep knowledge if one of the most amazing chips ever.Apple, Commodore, Atari, Nintendo...

And the BBC Micro, responsible for a generation of computer literate school children in the UK.

Before on HN:

That's okay, I imagine some people don't browse HN history. It's also pretty damn cool.

anybody happen to know what the weird zig-zag(or comb) patterns near the contact pads are for?