1-Gay, Field, Bargnani all become expiring contracts next summer. If they suck they are no longer untradedable
2-Kyle Lowrys contract runs out next summer, either he is the "PG of the Future or you let him go" Win-Win
3-By than you know if JV and Ross are trash, good, or really good.
4-You get a 2014 Lottery Pick.
5-Casey's contract runs out too, so you dont owe him a penny if he sucks.
6-Kleiza, Lucas, Aaron Gray are a thing of the past
And Honestly you cant expect someone new to an organization to tear down everything on day 1 and for them to all be good moves. Take the Job now evaluate the situation for a year than make the moves you need to make, and he'll have plenty of room to get it done.
Canadian winter is gonna be a factor tough, you are right about that, hell i cant stand it and i was born in canadian winter.