16.10. Summary
Threads can be used for a variety of applications. In some cases, using threads makes software design simpler by letting you separate various pieces of work into independent chunks rather than coordinating them in a central routine. In other cases, threads can improve efficiency by letting you continue processing while a routine is waiting for user input or a network connection.
However, threaded programs tend to be more difficult to understand and debug, and improper synchronization can lead to inconsistent results. So use threads with some caution.
A particular difficulty arises when threads are used for animation or when graphics change dynamically based on user interaction. A variety of potential solutions are possible, but ...
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