Twitter co-founder Jack Dorsey is now ceo of a mobile payments company . Square enables the virtual exchange of cash and goods . Comment: His comments come as social network Twitter , valued at $ 11 billion , prepares to go public .
Twitter co-founder Jack Dorsey is now ceo of a mobile payments company . Square enables the virtual exchange of cash and goods . Dorsey told CNN Square makes the entire process seamless , rather than just aspects of it . His comments come as social network Twitter , valued at $ 11 billion , prepares to go public .