Chapter 21. Summary

In the past few years, we have witnessed the beginning of an exciting new era in the history of computing. Wireless, handheld computing and communication devices, or mobile information devices (MIDs), have taken the role that desktop computers had earlier as the forefront of computing technology. As a result of this transition, computing and communication devices are becoming more and more mobile, personal, and ubiquitous. The number of mobile information devices has already surpassed the number of conventional personal computers, and this trend is likely to continue and strengthen in the future. The vast majority of people in the world will probably never use a traditional desktop computer. However, it is very likely that ...

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