1979 Hard Drive vs 2013 MicroSD - This picture depicts two memory drives which are 34 years different in age. It provides us with an idea of how far we have come in terms of technology. How much smaller can we possibly go?
Port - Most input/output devices are outside the computer case. These devices communicate with components inside the computer case through a wireless connection or through pcables attatched to the case at a connection called a port.