Is this a joke riot/tencent?

Mark of armour penetration ip 1 tier 2 = +1 armour penetration greater mark of armour penetration ip 410 tier 3 = +1.28 armour penetration

This goes on and on like do you wont to do the maths or should i ?. Wtf is this you can spend 1 ip and get + 1 and for just 409 more ip you can get a extra 0.28 come on riot this is a joke that is a 409% ip increase fore lees then 30% more armour pen nice. just who came up with this?[slayer-pantheon-thumbs]