The main features of Ubuntu 10.04 desktop is free apps, safe and fast web browsing, a dedicated music store and much more. Ubuntu brings the very best technologies straight to your desktop. Ubuntu 10.04 64bit Live CD can be used only with 64bit machines. For further details you can visit : http://www.ubuntu.com/desktop/features
Super-fast and great-looking, Ubuntu is a secure, intuitive operating system that powers desktops, servers, net books and laptops. Ubuntu is, and always will be, absolutely free.It is a complete desktop Linux operating system, freely available with both community and professional support. The Ubuntu community is built on the ideas enshrined in the Ubuntu Manifesto: that software should be available free of charge, that software tools should be usable by people in their local language and despite any disabilities, and that people should have the freedom to customise and alter their software in whatever way they see fit. "Ubuntu" is an ancient African word, meaning "humanity to others". The Ubuntu distribution brings the spirit of Ubuntu to the software world.