In which case licensing fees should be explicitly capped. E.g. to a percentage of revenue you make off the device. That'd stop patent trolls and silly patent h

In which case licensing fees should be explicitly capped. E.g. to a percentage of revenue you make off the device. That'd stop patent trolls and silly patent holdings dead. You don't use it, you can't charge others. If someone starts using it, you would charge a percentage royalty.