If you do I will bet you will kill that laptop in less than a year at best. You will lose either or both the motherboard and power supply.
Why people insist to give advices about something they know nothing. Statement above is completely untrue
Seems to me that the Matrox is a steal compared to the SideCar. I have done countless searches time and time again for this, and these seems to be the only two out there? P.S I stumbled upon this today in my search, looks interesting. http://www.tgdaily.com/2006/08/30/seamlessdisplay_triplemonitor/