Apple ready to set Leopard free
Leopard, the latest update of the Apple Mac operating system OS X, goes on sale worldwide from 1800 GMT.
The release ends months of waiting for Mac fans, after Apple pushed back the launch to finish development on its much-hyped iPhone.
Early reviews for Leopard have been positive with veteran technology writer Walt Mossberg calling it “evolutionary, not revolutionary”.
Apple is hoping to build on recent strong sales of its Mac computers.
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