Steve Blank is a retired serial entrepreneur with over 30 years of experience in high technology companies and management. He is a Consulting Professor at Stanford in the Graduate School of Engineering STVP Program. Steve has been a founder or participant in eight Silicon Valley startups since 1978.

One of the things I'm most excited about working at GitHub is the opportunity to take our time and think through organization and process problems from first principle instead of blindly copying other companies or adopting status quo approaches developed in the last century.

I suffer from something called Ménière's disease-don't worry, you cannot get it from reading my blog. The symptoms of Ménière's include hearing loss, tinnitus (a constant ringing sound), and vertigo. There are many medical theories about its cause: too much salt, caffeine, or alcohol in one's diet, too much stress, and allergies.

Last year, we covered an ambitious collaborative R&D project called "Startup Genome," created by three young entrepreneurs, Bjoern Herrmann, Max Marmer, and Ertan Dogrultan. The goal of the ongoing project was (and is) to take a comprehensive, data-driven dive into what makes tech startups successful - and not so successful.

ALEXANDRE ORRICO DE SÃO PAULO A partir de hoje, portadores dos telefones celulares C7, N9 e 701, todos fabricados pela Nokia, podem usá-los como carteiras virtuais no Brasil. É possível pagar contas em bares, restaurantes ou até mesmo transferir dinheiro entre duas pessoas. As transações financeiras, por enquanto, só funcionam entre os modelos citados.

Deciding what to make for dinner just got a little easier with Allrecipes' updated Dinner Spinner app. The updated app now allows you to keep track of what food items you have at home in a virtual pantry, and scan items at the grocery store with your smartphone to find recipes to make with that item.

Your favorite food truck owner, small business owner, and enterprising girl scout now have a new option when it comes to taking your credit card payment: PayPal Here. Announced Thursday at an event in San Francisco, PayPal Here is set to go head-to-head against mobile payment pioneer Square for part of the small business pie.

As the very Apple-like video above explains, the Square Register app plus Square's quarter-sized reader lets you process payments via cash, credit card and even by customer name. The app also lets you add items easily and create a favorites page for popular products.

YCombinator-backed hacker recruiter platform Hackruiter has raised a modest seed round from investors SV Angel and Founder Collective. The company raised $200K but could have raised much more, because it is already profitable co-founder David Albert tells me. Hackruiter is already profitable because startups like Tumblr, Weebly, Loopt, Artsy and Bit.ly currently pay Hackruiter $20K per programmer referral on averafe (Amazing, right?).