"This new release includes hundreds of bug fixes and performance
improvements including SEO-related fixes, improvements in the Admin
components, and also adds support for Canadian and European taxes.
Expanded product options will win over the hearts of those who sell
customized products, with custom product options, personalized
products, and virtual or downloadable products. And an exciting new
feature is a Web services API, which opens the door for Magento to
be integrated with any application via a Web Services API."