Is it time for Sachin to retire?

Read this article hotklixed 3 Months Ago! A lot is being said across news channels about whether Sachin should retire or continue playing the ODIs in Team India. I was reading someone saying that if 'Sachin won't be playing in the World Cup in 2015, then he should get retired now'.But WHY?? What do you guys have to say on this? Should...