canon g2010

Why is it that the Canon InkTank models for home use like Pixma G1xxx, 2xxx, 3xxx always suffer from Air in the Ink delivery tubes? Is there any particular reason for this to happen and why Canon doesn't do anything for this. In the case of my 1week old Pixma G2010 which had a minor pressure...

video link, click here (embed was working earlier, idk what happened now) Printer : Canon G2010 problem : When I connect the power cord and press power button it turns on for second, the sound of motors sounds like they aren't getting enough power and then it turns off. After pressing it...