That answer is very simple.
Because people are stupid.
And that’s true from Iron to Challenger.
Horizon, Cosmic and Shadow are basicly the same Item in 3 different Flavors.
Yet Shadow has like 7x the pickrate.
AKA, people don’t think, just buy. Just like with Skins. =P
Good idea actually, I like it.
Fails on technological level since voice rec is trash, especially when it comes to non-textbook words, but that should be fixable with some AI power in the near future.