Latest from the Twitter front, where the company has admitted that it needs to re-architect its IT system from the ground up to prevent more service outages, and has brought in a new engineering team to take on the task.Someday, everyone from VCs to entrepreneurs to computer science Ph.D.'s will study the problems at Twitter as an example of what happens when a company's service gets used in a way its founders didn't expect. At an Under the Radar event on Microsoft's campus this week, we caught up with blogger Robert Scoble, who is Twitter's heaviest user and as such possibly the biggest human contributor to its frequent outages of late.After the company said as much in a blog post, ... [Read more]