Week In Review: HP Buying Spree, Smartphone Shakeout

HP has acquired security firm ArcSight, but M&A activity is not the only news highlight this week. In the past seven days we have also seen the Android OS smartphone OS continue to steal market share, and Nokia steal a new CEO from Microsoft’s executive ranks. Also on the wireless front, 4G activity abounds. Verizon announced that it will be bringing 4G LTE wireless service to 30 cities by the end of the year, while Sprint launched its competing WiMAX service in New York City this week. Twitter launched a major redesign that could impact your company’s social-marketing efforts. Let’s take a closer look at the latest headlines and discuss why you should keep a close eye on the companies involved.