There is no way that this example will happened because there's no person in the world that will transact BTC without internet connection and will rely on the seller internet connection. This is an absurd example...
False
...this topic must be closed since it's already received too many replies.
True, this topic has been already answered.
The answer is that it would be technically possible, but it would not worth it as the cost would be too high.
Please before posting read the first 2 pages of discussion, there are all answers there.