It's not illegal. That is just the world always connected devices operate in. What Garadget ought to have done was in a professional tone, offer a refund. If th

It's not illegal. That is just the world always connected devices operate in. What Garadget ought to have done was in a professional tone, offer a refund. If the customer repeatedly use abusive language in the support system, go ahead, deny him service. But until then (and that means Amazon reviews and community forum posts are not counting), leave it running. Anything else is just opening themself to a shitstorm of negativity.