5 low-risk, high-reward experiments for IT

Just read one article which is very interesting.

http://www.infoworld.com/d/developer-world/5-low-risk-high-reward-experiments-it-454

Low-risk IT experiment No. 1: APIs
Low-risk IT experiment No. 2: Social networks
Low-risk IT experiment No. 3: Mobile apps
Low-risk IT experiment No. 4: Geocoding
Low-risk IT experiment No. 5: NoSQL