Can even build a computer out of them https://hackaday.com/2011/08/05/building-a-computer-out-of-555-chips/ https://hackaday.com/2011/08/05/building-a-computer

Can even build a computer out of them https://hackaday.com/2011/08/05/building-a-computer-out-of-555-chips/ https://hackaday.com/2011/08/05/building-a-computer-out-of-5...