1 - Light. Good for reading. Especially on the go. News. Web articles. Magazines. eBooks. PDFs
Even some writting.
2 - Awesome in car GPS:
3 - Proper dual handed, gyro enabled gaming. Not too big and heavy, not too small.
I guess I was wrong. 7'(ish) tablets can be quite fit and useful. If this thin, light and fast.
Apple just needs to add some retina in the next one.