The real lesson to be drawn from Xerox PARC is that large corporations should aggressively pursue breakthrough invention and work to improve their ability to take advantage of the fruits of those efforts.
To drive a breakthrough in the way work gets done, social business networks require the ability to manage groups, projects, tasks, documents and discussions.
But companies have billions of dollars of investment and years of research on the line, with Myriad arguing that without the ability to recoup their investment through the profits that patents bring, breakthrough scientific discoveries needed to combat all kind of medical maladies wouldn't happen.