Paywalls are frustrating, especially when the content is available elsewhere for free. Here's the paper on arXiv.org: http://arxiv.org/abs/1406.4088v1 http://ar

Paywalls are frustrating, especially when the content is available elsewhere for free. Here's the paper on arXiv.org: http://arxiv.org/abs/1406.4088v1 http://arxiv.org/abs/1406.4088v1