Why are there two different versions of Windows XP?

That's a question that seems to stir a bit of debate. Microsoft released Windows XP Home and Windows XP Professional, targeted as you might suspect from their Home and Professional designations, toward home users and business users. Both versions are based on the same kernel (operating system guts) that is a variation of the one found in Windows 2000. A lot of press has been generated to the effect that Home has a few more lines of code that disable some of the Professional features so it can be sold for less money. Whether that's true or not, I don't know, but the official line is that Home is targeted toward home users who concentrate on e-mail, music and photo editing, and internet browsing. Professional is designed to allow a secure network business environment