If you run your own business then it is absolutely essential that you back up the contents of your PC / network. Even if you’re using your PC socially, you should still be looking to back up files. Your hard drive or server (if you’re running a network) stores all of your data, operating system, your software applications and your personal files.
If you’re running a small home based business then you’re probably operating a PC rather than a bunch of networks on a PC, if this is the case they you have to be aware of the possibility of hard drive failure.
With the amount of Malware circulating online reaching an all time high, virus’ are the most common cause of hard drive failure. If your hard disc on your PC or server become infected then you can lose data. Every should set up restore points (a previous state to retrieve your data).
If you’re running your business from a single PC or laptop, it isn’t difficult to back up your data. You can purchase an external hard drive relatively cheaply, …

WordPress 3.0, the thirteenth major release of WordPress and the culmination of half a year of work by 218 contributors, is now available for download (or upgrade within your dashboard)
Major new features in this release include a sexy new default theme called Twenty Ten.
WordPress 3.0 Video Tour

[Source: WordPress 3.0 "Thelonious"]
Today while I was working on a site I went to my WordPress Admin Panel -> Tools -> Upgrade and noticed that version 3.0 was ready to download and upgrade.
I clicked on the upgrade automatically link and so far so good!
Happy upgrading guys!