DavzTheEditGuy / Wikimedia The Mac OS X Public Beta only lasted six months, with Apple launching the first version of its new operating system – Mac OS X 10.0 Cheetah – in spring 2001.

Jaguar was the second major update released for the Mac operating system after Apple transitioned from the classic Mac OS 9 to Mac OS X. Announced at WWDC 2002, the update stood out not only for ...