Guy Kawasaki, author and former Apple executive says the company maintains consumer appeal despite its business tactics.
Bill Nguyen, CEO of the photo sharing app Color, says his company's photo sharing technology is better than Facebook's.
Former Sun Microsystems CEO Scott McNealy says social media companies hire too few workers to drive an economic recovery.
Scott McNealy, former CEO of Sun Microsystems explains why he wanted to meet with Facebook CEO Mark Zuckerberg.
David Sacks, CEO of the enterprise-social tool Yammer, says his product is superior to Salesforce.com's Chatter service.
Symantec CEO Enrique Salem says Apple's closed approach to its iPhone OS doesn't make it safer than Google's Android.