Twitter grows up and gets serious
Twitter is no longer a start-up with a service that many assumed was a fad that would quietly disappear, along with the company. Its user base is growing at a rate reminiscent of Facebook; it has a strong developer community and a nascent business model. All this is promising, but Twitter still has its work cut out. It needs to show that the business model stacks up and generates margins for future growth. It must do more to nurture its developer community and produce a stronger roadmap for how
