Genuine question, not wanting to start a flamewar, how is this any different then products like GameShark? Is the only difference between Gameshark's success an

Genuine question, not wanting to start a flamewar, how is this any different then products like GameShark? Is the only difference between Gameshark's success and this mod device the current legal climate? Pretty harsh sentence for tinkering with a hardware device users own, but maybe I'm missing the nuance since this group seems to have been selling the devices for profit, or maybe even modified Nintendo Switch units.