iEra is the best of all the iGraals.
So yes you should, Yiliang Peng.
No bias, this is objective.
prejudice in favor of or against one thing, person, or group compared with another, usually in a way considered to be unfair.
"there was evidence of bias against foreign applicants"
synonyms: prejudice, partiality, partisanship, favoritism, unfairness, one-sidedness; More
in some sports, such as lawn bowling, the irregular shape given to a ball.
cause to feel or show inclination or prejudice for or against someone or something.
"readers said the paper was biased toward the conservatives"
synonyms: prejudice, influence, color, sway, weight, predispose; More
give a bias to.
"bias the ball"