Talk about single cup coffee maker

What Is a Single cup Coffee Maker? Most coffee makers on the market is made for family use, which could produce 10 to 12 cups at once. Well, to some people who is single or a couple, 10 cups are too much to them. Then we need one coffee maker to make a few cups, namely 1 or 2 one time, so we get single cup coffee maker. Even though some coffee makers were claimed by the manufacturer that they could use to produce one or two cups...