Well, that depends. As I mentioned the other day, one option is Windows 7 Starter Edition. Microsoft has offered Starter Edition operating systems before, but typically only in developing nations.

Jinadasa Katulanda has a netbook computer running Windows 7 Starter. He asked about upgrading it to the Home Premium edition. The Windows 7 Starter edition is the cheapest, least-powerful version ...

Windows 7's 'netbook edition' -- Windows 7 Starter -- will only let you run three applications at once, Microsoft has revealed. There has been some confusion over what this means, and how it's ...