Why is the possibility that Google saw Plus as a way to improve youtube, maps, search, so egregious? I won't be linking my actual name with my youtube or even

Why is the possibility that Google saw Plus as a way to improve youtube, maps, search, so egregious? I won't be linking my actual name with my youtube or even my google+ account, but, unless google somehow tries to force me, I would be glad to see most users coerced into doing so.