As market expands, ink manufacturers look to take advantage of new opportunities Digital printing encompasses a wide range of processes. Depending on who one talks to, the field includes on-demand printing, variable data, distribution, and reprographics. Some experts include ink jet printing in the digital field. What isn’t under debate is the rapid growth of digital printing. According to Jim Hamilton, senior consultant at CAP Ventures, Norwell, MA, on-demand printing was a $13.3 bil...