Wowbagger
The Infinitely Prolonged
A better one already exists, in sharks, for example.a) You're welcome to design a better one.
Evolution is indifferent. We, as humans, may see evolution as inefficient (or "bad" as you call it). But, evolution works the "best" it can, given what limited resources it can work with. Those resources being what is already available on the life form, and what is in its enviornment, etc.b) If there is no ID, then you're basically saying that evolution is bad?
In that sense, evolution, being a natural force, is indifferent to what humans think might be "good" or "bad".