The process reverses electrolysis, which many may recall from a high school experiment that involved placing two electrodes in water, passing an electric current through them and collecting the hydrogen and oxygen that bubbled off.
If anybody is at heightened risk for getting prosecuted under current gambling laws for involvement in NCAA pools, those individuals collecting and paying out prize money seem to be in the most dangerous position.
The great thing about collecting these mini-pots of gold is, even though you should continue to request them of both current and past clients, the ones you get can live on forever in our ever-present cyber-world.