IS7 is so fast, so what's the point in medium tanks?

nebsif, on 07 June 2011 - 09:56 AM, said: Yup, but he still has a point, better to have lots of IS-7s and one medium instead of more mediums, same as its better to have T-30's instead of TDs, it may not be as accurate, but has a ton more HP and a turret.
The whole idea of adding tier 10 only to the heavy line is epic fail imo.. heavies are strong enough on Tier 9, adding another tier results in every1 playing just those tanks in competitive games.