For many years, ink jet has been looked at longingly by printing ink manufacturers, who saw it as the wave of the future and also an opportunity to improve profitability. However, the vast majority of the ink jet ink business is tied up in the SOHO market, where OEMs have held a virtual monopoly on the sale of ink cartridges to desktop printers. That did not deter major ink manufacturers and small entrepreneurs alike from trying to break into the market. It looks like the hard work is finally p...