Time to buy a new machine? Not so fast, thanks to Linux.

4. Testing Linux

Finally, I understand that it's not a simple matter for some businesses to switch to Linux, and that there can be compelling reasons for them to stay with Windows, at least in the short term.

When the malware, the hardware requirements and the expense finally , however, a LiveCD or similar bootable technology can be a great way to give Linux a commitment-free test drive.

If you choose not to install it, nothing is lost--just remove the disk or drive and go back to Windows. If you like what you see, though--and I'm betting you will--you'll be equipped with what you need to install Linux for real.