Hacking the registry allows you to tweak many things in Windows, such as the adding and removing items from the context menu, enabling and disabling Windows features, customizing the Control Panel, and many other items.
If a free copy of a 10-year-old Adobe Photoshop release wasn't for you—maybe your computer's too good for it, or perhaps you just wanna stick it to the man—don't worry. There are plenty of completely free alternatives; here are ten of the best.
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