There are some survey papers like this: http://arxiv.org/abs/1404.7828 http://arxiv.org/abs/1404.7828 The point isn't to read every paper it references, but to

There are some survey papers like this: http://arxiv.org/abs/1404.7828 http://arxiv.org/abs/1404.7828 The point isn't to read every paper it references, but to just get a summary of what the current state of research is. If you are interested in an area then you can go read the papers there.