With the money the government is giving the TTC and the discussions of going greener within the TTC, the oppertunity is there to see if the TTC would be interested in a retrofit as it IS a possibility since we can go from a tractor trailer to a diesel generator in Mexico to who knows what else......the possibliities are endless. Lookin4riches, you need to get out of your cubicle and think out side of the box!