Apple's flagship operating system, Mac OS X, has been around for a decade, with major releases rolling out once every two to three years- unlike it's competitor, Microsoft Windows. Interestingly enough, with each new software update comes not just visual and usability improvements, but also performance and noticeable OS speed changes that always seem to benefit the end user. With the seventh major revision to Mac OS X, a lot is expected from an OS that dares to call itself a lion. But, as it turns out, this name is the best way to define Apple's robust computing platform. Let us begin! User Interface Apple is perhaps one of the best companies when it comes to delivering a solid, speedy UI that appeals to both consumer and professional users. On the consumer end of the spectrum, simplicity is a key factor that dictates how fast simple tasks are accomplished. The same goes for experienced users who wish not to toggle with an OS to make it work, but to jump in and jump out wit