1. The machines will be available in the United States in February starting at $999.99.

2. It was first made available to the public way back in the 1970s.

3. All three are due to be generally available in the second quarter of 2015.

4. Cortana is available now on Windows Phone 8.1.

5. It is expected to be available for order June 15.

6. This is also available to buy now online for $180.

7. The Mac version is available from the Mac App Store for $50.

8. Both services were first made available to the public as standard features in October 2011.

9. The first is expected to be available in 2014.

10. The Thunderbolt station should also be available in July of this year for $199.

11. IBM will begin making its Watson technology available to developers in 2014.

12. Both features have already been available on other platforms, such as Android and PlayStation 3.

13. Most of the new products and services will become available by the end of the year or in early 2016.

14. The phone should become available through Verizon on September 12.

15. The items will be available starting in the summer of 2015.