It's good to see activity in this space, with more people and offerings (even if some of them are semi-dodgy). It's been too quiet for a while, with just the major search engines and other big players doing their own proprietary indices.
OnStartups explains why someone who advocated low-cost, efficient startups went out and raised not one, but two venture capital rounds for his latest company.
To each their own, I guess. I like these bullet-pointy articles with quick tips because they're easier to read quickly. There's a place for research paper-length articles as well, of course, but the two don't compete with each other.