I'm skeptical too, but at the very least this gets buzz with somewhat limited development and maintenance effort. Summarizing your content and building personal

I'm skeptical too, but at the very least this gets buzz with somewhat limited development and maintenance effort. Summarizing your content and building personal models is expensive, hard to debug and support, and it opens the possibility of attacks from competitors who "don't process your data" or "build models off customer data" (even if properly secured/isolated.)