If ads were expensive to buy we'd see a lot fewer of them and would not need to be intrusive, they'd be be just as useful as intended, to inform people. The pro

If ads were expensive to buy we'd see a lot fewer of them and would not need to be intrusive, they'd be be just as useful as intended, to inform people. The problem with the modern economy is that everything that works is eventually pushed over the fence and it stops working. The boom busting cycle keeps on repeating