During an ill-advised electrical experiment in my youth, I discharged a big capacitor into my hand. Luckily I think the current just went into and then out of m

During an ill-advised electrical experiment in my youth, I discharged a big capacitor into my hand. Luckily I think the current just went into and then out of my thumb back into the circuit. Still, the resulting shock knocked me over and gave me a tangible and valuable lesson about caution around high currents!