Dynamic Queue sure is great.
http://i.imgur.com/RFKJXBI.png?noredirect
Especially the part in which 3-man premade of Platinum 5, Gold 2 and Gold 3, with two solos of Gold 1 and Gold 3 get matched up aganist an Unranked, Gold 4, Gold 5 and a duo of Gold 5, and... surprise! Gold 5.
Is this really the "healthy, competitive landscape" you want, Riot?
Then you really need to re-evaluate your philosophy.
Obviously, it isn't the first time something like that happened to me this season, but this one was the last straw that made me press the "Post Discussion" button.