http://www.FT.com/ Blockbuster tech IPOs in late 2011 sparked renewed confidence in the US IPO market, according to a recent report by PwC. Investors will hope for better returns this year than they saw at some of the widely anticipated tech offerings in 2011. But with a listing as large as Facebook looming, Daniel Garrahan reports on whether 2012 will be the year of the tech IPO. <br /> <br />For more video content from the FT, visit the Financial Times video section at: http://www.ft.com/video