There are some technological advances that are really nice to have. They make things quicker, they reduce our effort or increase our comfort, and some of them simply make work or home better. I don't have Bluetooth in my car, for example, and I still get where I need to go- but when I drive a rental that does have it, you can bet I'm using it constantly.
The technology we're discussing today, Time of Flight (TOF), is significantly more consequential in the scan room than Bluetooth is in your car, but the question still remains: Do you really need it? If you're on the fence, the following are a few factors that might help you arrive at a more clear answer.