1. A year ago, a share of Twitter would have cost you $48.

2. Microsoft introduced Windows To Go five years ago, at the same time as Windows 8.

3. Gas prices are also lower than a year ago, when a gallon of regular cost $3.54.

4. Just a few weeks ago, the chances of shortages in that time frame were about 60%.

5. Five years ago that number was about 3000.

6. The current version of the software, released two years ago, is called Windows 8.

7. The Mega debuted three months ago, and it was priced to sell at just $150.

8. Sixteen years ago, the cost to stream a movie online would have been $270.

9. A year ago, it was barely pushing $100.

10. It was publicly released more than five years ago, on October 22,2009.

11. Two years ago, it was about $5.

12. Up until a few years ago, my life expectancy was 25.

13. When Apple launched the iPhone 5 a year ago, the stock was trading above $700.

14. Although the field was discovered more than 35 years ago, production did not start until 2005.

15. The last major overhaul we had was 29 years ago, in 1986.