Regarding the resource hijacking (security vulnerability) risk, one need not just imagine it anymore. It actually happened, a few years after your blog post was

Regarding the resource hijacking (security vulnerability) risk, one need not just imagine it anymore. It actually happened, a few years after your blog post was written: https://news.ycombinator.com/item?id=40791829 https://news.ycombinator.com/item?id=40791829