Le Spitfire, l’avion qui a sauvé le monde. La suite est un extrait du nouveau livre de Tim Harford Adapt: Why Success Always Starts With Failure. publicité En 1931, le ministère de l’Air britannique passe commande d’un nouvel intercepteur.
Ce document est remarquable à deux titres. Le premier est que durant toute son existence, la Royal Air Force s’est toujours montrée dédaigneuse à l’égard des intercepteurs. La pensée conventionnelle veut alors que les bombardiers ne puissent être arrêtés. La réponse immédiate fut décevante: trois projets furent sélectionnés afin d’être transformés en prototypes, mais aucun d’entre eux ne s’avéra d’un grand intérêt. Mais la réponse du ministère à cet échec retentissant fut encore plus remarquable que cette spécification initiale. L'avion parfait Il n’est pas exagéré d’affirmer que le Spitfire fut une des plus grandes avancées technologiques de l’histoire. «C’était le prototype de l’avion parfait», a dit un pilote. Les pilotes de Spitfire n’étaient pas les seuls à s’émerveiller devant cet avion. Hackers : ni dieu, ni maître. VC outperforms stock market - study. À qui de droit. Meet the Newest (and Cutest) Mozillians. On June 14, 2010, two female firefox (a.k.a red panda) cubs were born at the Knoxville Zoo in Tennessee, and as of today, they’ve officially joined the Mozilla community.
Faculty & Research - Research. VALUE NEGOTIATION: HOW TO FINALLY GET THE WIN-WIN RIGHT examines the complicated world of negotiation and provides a simple and practical approach in helping negotiators learn how to consistently deliver the most possible value at the lowest possible risk in the widest range of situations.
The textbook consists of three parts: 4chan Wages War on Tumblr: Whoever Wins, We All Lose. @raincoaster: That looks jacked up my friend.
Does someone/thing intervene during these instances? When does this end? It's been going on for about 4 hours now. How To Calculate A Return On Investment. The Gotham Gal and I make a fair number of non-tech angel investments.
Things like media, food products, restaurants, music, local real estate, local businesses. Why Twitter Is Massively Undervalued Compared To Facebook. Editor’s note: In this guest post, Naval Ravikant and Adam Rifkin argue why Twitter is undervalued.
Naval was an early investor in Twitter and owns Twitter shares; Adam does not. They have not discussed the content of this article with anyone inside Twitter. The views expressed are their own. They can be found on Twitter @naval and @ifindkarma. Twitter was valued at one billion dollars in its last round of financing, but we believe it may in fact be severely undervalued relative to Facebook because Twitter’s value proposition is less obvious.
Why Groupon Is No Ebay. Chicago-based Groupon is certainly one heck of a startup.
Like Zynga it sort of came out of nowhere in 2009. Even last December I was sort of only vaguely aware of how fast it was growing. But it was clear by early 2010 to the whole world that Groupon was on a tear. First a round valuing it at $250 million. The Facebook Money Machine. An update to this column: According to the Wall Street Journal, any of Facebook’s most popular applications have been transmitting identifying information — in effect, providing access to people’s names and, in some cases, their friends’ names — to dozens of advertising and Internet tracking companies.
See here (paywall). This year, Facebook will make about $1.5bn in advertising revenue. Google Struggles to Build Social Features. Inventor Of Twitter Might Own Less Than 5%-15% Of The Company. Twitter's creator Jack Dorsey may own just a tiny piece of the company, according to an account on Quora from the first employee of Odeo, the company that led to Twitter.
Odeo was a failed startup that was working on syndicating podcasts. At Odeo, Jack Dorsey came up with the idea for Twitter. Twitter seemed more promising than Odeo, so Odeo was shut down, and all focus went to Twitter. Xavier Niel: Free Mobile, la loi Hadopi, la TVA à 19,6 et ses investissements. Dans une interview donnée à nos confrères des Echos, Xavier Niel revient sur le déploiement du réseau Free Mobile, la loi Hadopi, l’augmentation de la TVAet sur ses investissements dans le Monde et différentes start-up, en voici les éléments clés: Déploiement du réseau Free Mobile : Le planning prévu pour la couverture de 27% de la population en janvier 2012 est maintenu, 500 emplacements sont déjà confirmés et un accord signé avec TDF en prévoit un millier supplémentaires.
Mais ça bloque pour la 3G, Xavier Niel revient sur le refus des trois opérateurs de lui accorder un accord d’itinérance pour la 3G (stratégique pour les offres « quadrupe play » ). Employee Equity: Options. A stock option is a security which gives the holder the right to purchase stock (usually common stock) at a set price (called the strike price) for a fixed period of time. How and when to give a media 'exclusive' - The Term Sheet: Fortune's deals blog. Last week I participated in a panel discussion about how startups should handle social media, sponsored by the New England Venture Network (NEVN). Lots of good back-and-forth, including a fairly contentious discussion of whether or not companies should give "exclusives" to certain media outlets.
Leading the anti-exclusive charge was social media guru Paul Gillin, who summarized his argument in a subsequent blog post: "Exclusives make one friend at the expense of making a lot of enemies. 2010 Global Cleantech 100 List Dominated By American And Energy Efficiency Businesses. The Cleantech Group LLC in conjunction with the UK’s Guardian News and Media, released their second annual Global Cleantech 100 list on Wednesday. The rankings recognize private, for-profit, independent cleantech companies that are most likely to make a significant, global market impact over the next five to ten years.
Five Greentech Startups Thinking Outside The Box. The busy green tech industry is teeming with companies focused on alternative energy. Some of the biggest new sources of energy they are trying to tap into include solar, wind, hydroelectric, geothermal, biomass and fuel cells. Most companies harnessing each power source are pursuing somewhat similar technologies – such as photovoltaic cells in solar, turbines in wind and hydroelectric – and then innovate from there. There are also many companies, however, that also focus on green technology and alternative energy but in different ways. Google Reveals Display And Mobile Revenues For First (And ONLY?) Time.
Display advertising's doing just fine, thanks. Google's Jonathan Rosenberg, senior vice president of product management, took some time on this afternoon's Q3 earnings call to discuss some specific user numbers for newer Google businesses. He said this was a one time thing, so get pumped. Without further ado: Display advertising is on an annual run rate of over $2.5 billion. That includes YouTube advertisements and ads on the DoubleClick platform. Mark Zuckerberg Interview.
Lessons From Silicon Valley VC Legend Don Valentine: Tech News « With all the fuss surrounding the recent “AngelGate” meetings and the tension between angels and super-angels and traditional venture funds, it’s instructive to listen to one of the legends of the Silicon Valley VC business — Sequoia Capital founder Don Valentine — talk about the approach and the thinking that led to his investments in companies like Apple, Cisco, Google, Yahoo and Zappos.
In the video embedded below, he talks to a group of students at the Stanford University Graduate School of Business about what matters and what doesn’t. Valentine says that many people assume that Sequoia has been so successful because the fund backs “the best and brightest, the greatest managers and all that stuff [but] we do not.” The only thing that really matters, he says, is the market. John Sculley On Steve Jobs, The Full Interview Transcript. Steve Jobs and John Sculley, the former CEO of Apple. The pair were dubbed the "dynamic duo. " Here’s a full transcript of the interview with John Sculley on the subject of Steve Jobs. The New Funding Landscape. October 2010. Seeing Both Sides. Developer Joe Hewitt Tears Into Android’s Definition Of “Open” Joe Hewitt. In His Own Words: Max Levchin (Video): Tech News « BA Le réseau social (M Boublil, G Ouioui, K Razy, Lefred) - une vidéo Comédie et Humour.
Skype sale. Facebook Backer Mail.ru Jumps 41% After $912 Million London IPO. Mail.ru Group Ltd., a Russian investor in Facebook Inc., surged 30 percent in London trading after raising $912 million in the city’s biggest initial public offering since July. Chris dixon's blog / Timing your startup. LOL. Bing Gordon: “Zynga Is Four Disruptions In One” The 3 Keys to Success with Freemium. Blog » End of the Road for Xmarks. Arnaud Aubron, la stratégie 360 des Inrockuptibles.
PE_Wire-Sep27-10. Thoughts on incumbents from a startup's perspective. W3C: Hold off on deploying HTML5 in websites. The consumer Internet business is not easy.
What Entrepreneurs Should do about Price Fixing. The Rise of Apps Culture. The Right Kind of Ambition. The Expanding Birthrate Of Web Startups. How to Minimize Politics in Your Company. 4chan Decides to Do Something Nice For a Change « Distribution. Distribution. Distribution. How to Discuss Stock Options with Your Team. Marshall Kirkpatrick, Technology Journalist » Thoughts on product launch promotion. Google CEO: The Next Great Stage of Search is Automatic. The bowling pin strategy cdixon.org – chris dixon's blog. Controversial Investor McClure On Doing 50 Deals This Year, Clashing With VCs, and More. Facebook co-founder Mark Zuckerberg opens up. What Jeff Clavier Is Buying And How He Lost Foursquare. Ron Conway’s Confidential Investment Guide: The Tech Megatrends. The Perils of Follow-On Financing Decisions - robgo.org. Flying Blind vs Flying With Instruments. The one line split-test, or how to A/B all the time. Guest post: The secret of scale, revenue and margin on a budget.
My Thoughts on Oracle v Google. Interview With Eventbrite Founders, Plus Rare Insights From Sequ. Top posts for 2009: Freemium, Design, and Metrics. Venture Capital Q&A Session. Martin Destagnol, le modèle de Plyce. Startup Traction: How do social sites (examples - Hunch, 4Square) go from 1 to 100k users? What techniques/methods are used to grow early.
Two tastes better together: Combining OpenID and O. Mark Zuckerberg: The evolution of a remarkable CEO. Full Analysis of iPhone Economics - Why did so many successful entrepreneurs and startups come out o. Open vs. Fast, Good vs. Evil, Google vs. Facebook. A Conversation with Greylock’s Reid Hoffman and David Sze [Full. Good vs. Bad VC Due Diligence - robgo.org. When the curator becomes more important than the creator in #Soc. Why Mark Zuckerberg should have a Carol Bartz moment — Scobleize. More On the Carried Interest Taxation Debate - Continuations. Economists Who Did Their Homework (800 Years of It) - NYTimes.co. Advertising theory. Venture capital. Apple et les Guignols.