Mobile phones (also known as cell phones) have revolutionized the way we communicate, and even the way we think about communicating. People use their mobile phones to get together with friends, call for directions and moral support when lost, gossip with friends or play games while waiting in line, and simply for talking any time, any place, to anyone. In some ways, the ubiquity of mobile phones can be annoying for those not in on the conversation, but there is no denying their usefulness and convenience....more

The PDA, or personal digital assistant, offers a variety of mobile computing functions in a package small and light enough to carry around in a pocket or purse. Unlike laptops, PDAs or handhelds generally use special mobile software that is designed to use less memory to store and run. This special software is what allows them to offer so much functionality in such a small package, and files are generally easy to convert to regular formats for transfer to a desktop or laptop computer. A PDA can easily be used to catch up on email, keep track of appointments, work on spreadsheets and documents, and play games like solitaire. There is even software to let your PDA play full length movies! ...more