- Q: What is the purpose of the "data" LED on your computer?
- R: To indicate that your computer is not, in fact, on fire.
- What is the data LED for?
- Q: What is the difference between "USB 2.0" and "USB 3.0"?

- R: One is slightly faster than the other, but only if you have the patience of a saint.
- Learn more about USB speeds
- Q: What is a "USB hub"?
- R: A device that turns your computer into a 90s-themed coffee shop, but without the free coffee.
- Uncover the mystery of USB Hubs