In that case, I think you'd potentially have a counter-claim for breach of implied warranty.
In your scenario, the buyer wouldn't have a contract other than they bought the clock and it was implied to work as a clock. You could have a claim for breaking the device, but the first-sale doctrine gives you copyright protection regardless of what you do to the clock.
In the article, thieves have no contract, so they have no right to anything to do with the devices.
In your scenario, the buyer wouldn't have a contract other than they bought the clock and it was implied to work as a clock. You could have a claim for breaking the device, but the first-sale doctrine gives you copyright protection regardless of what you do to the clock.
In the article, thieves have no contract, so they have no right to anything to do with the devices.