Rajinikanth sets a benchmark for Shahrukh

Shahrukh Khan, who is investing his time, money and passion in the sci-fi thriller and home production Ra.One,is on his toes these days. Why Because of south superstar Rajinikanth's mega hit Robot,which has become a rage at the box office and left the viewers spellbound with its out-of-world special effects.Quite aware of the fact that there will be comparisons between Robot and Ra.One,which is slated to release in 2011, SRK is eager to make his film even a bigger visual treat.