awesome Life is like a piano. The white keys represent happiness… Life is like a piano. The white keys represent happiness and the black shows sadness. But as you go through life's journey, remember that the black .
Finger Scanner – Barcode Scanner by Seokmin Kang - The Finger Scanner is a barcode scanner that you can put on your finger and scan stuff at the grocery store. The idea is to reduce the wait time at the checkout line and get billing done more efficiently.