Over the past two and a half days, cloud computing has been a recurring theme at the Web 2.0 Summit in San Francisco. Lots of opinions on cloud structures, the opportunities for new business models, who will benefit, etc…..the big constant is that cloud is the next evolution of computing. Cisco CTO Padmasree Warrior participated in a panel this morning with Tim O’Reilly and Shane Robison, CTO of HP. Here is part of their conversation. What do you think?