Apple says it plans to launch its VR headset in the US at the beginning of February at price of $3,499, with pre-orders beginning on January 19 and availability on February 2. A roll-out beyond the US is anticipated, but Apple did not give a timing for this during its announcement at the CES tech fair in Las Vegas (January 9-12). Apple believes its Vision Pro headset will be used education, video conferencing, music production with 3D controls and immersive stargazing, as well as streaming content and gaming. First unveiled in June, the headset combines digital content and your real surroundin…