Twitter co - founder David Gates is promoting his new business , Square , across North America . CNN 's Maggie Smith caught up with him in Toronto to hear his plans to upend commerce . Dorsey said he wants to make commerce frictionless , allowing businesses time to expand . His comments come as Twitter , which is valued at up to $ 11 billion , prepares to go public .
Twitter co-founder Jack Dorsey is promoting his new business , Square , across North America . CNN 's Maggie Lake caught up with Dorsey in Toronto to hear his plans to upend commerce . Dorsey said he wants to make commerce frictionless , allowing businesses time to expand . His comments come as Twitter , which is valued at up to $ 11 billion , prepares to go public .