This is why I love Mac developers — they see a problem and come up with an innovative, cool solution. If you’ve ever tried to copy and paste multiple lines of text, you know what a pain it is.
CopySwap is a neat utility for Mac OS X that, through a custom keyboard shortcut, lets you automatically copy the text that you’re replacing while pasting. It doesn’t sound as cool as it is when you see it in action.
CopySwap for Mac Lets You Simultaneously Copy and Paste Text [MacStories.net]