In the past, people have looked at photos as a record of memory. The focus has been on the past tense. With Instagram, the focus is on the present tense.

Videos are a very difficult medium to be good at and also a difficult medium to consume quickly.

Calling 'Instagram' a photo-sharing app is like calling a newspaper a letter-sharing book, or a Mozart grand era symphony a series of notes. 'Instagram' is less about the medium and more about the network.

Our goal is really to make sure that 'Instagram', whether you're a celebrity or not, is a safe place and that the content that gets posted is something that's appropriate for teens and also for adults.

Bitcoin is both disruptive from a technology perspective, but there's a tremendous power of social good behind it. So you can both build a cool business or have a great investment return, and there's the promise of potentially improving the remittance industry or banking the unbanked.

Hackerspaces are the digital-age equivalent of English Enlightenment coffee houses. They are places open to all, indifferent to social status, and where ideas and knowledge hold primary value.

When you were growing up, your mom and dad told you to look both ways before crossing the street or not to get into a car with a stranger. It's the same with the Internet. We have a big responsibility and a huge role in bringing all the stakeholders to the table - users, parents, educators, law enforcement, government organisations.

Whenever I have any beauty doubts, I always look up the Internet for solutions and remedies!