The main reason people use DRAM over other types of memory in system design is usually the price. If the higher density leads to a cost advantage, which wasn'

The main reason people use DRAM over other types of memory in system design is usually the price. If the higher density leads to a cost advantage, which wasn't made clear by the article, then that would be something. It tough to beat the cost of one transistor and one capacitor per bit though.