Posted 09/12/08 at 01:32:00 PM by Norman Chan

The ubiquitous Zip file compression format has been a staple of PC users since it first made its debut as PKZIP in the early 90s. Back then, the size limitations of floppy disk media and the painfully low-bandwidth dial-up connections made file compression a complete necessity. The Zip format today, while still popular, has largely been eclipsed by RAR compression, which has offered slightly better compression at the cost of archiving speed. That’s why we were so surprised to hear that WinZip 12, which launched yesterday, boasted an unbelievable 25% compression ratio for JPEG images – without sacrificing image quality. Ever the skeptics, we put the new software to the test, and grilled WinZip’s VP of Development about how this new algorithm works.

Any bets as to whether WinZip's claims are justified?

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