“Considering its USD100 price tag and the fact that the XO
laptop is intended to be used around the world in drastically
different environments, the physical design of the laptop is
extremely important. Specifically, it must be both durable and
power efficient.“The laptop must be moisture resistant, including a rubber
membrane keyboard and touchpad. It must also be shock resistant,
which is why no spinning media exists. It uses a flash device for
mass storage (1024MB NAND flash)…”