Originally Posted by
SomedayRJ
...or don't cancel IFR in Class B, since all the big airplane drivers are also IFR, and having all the airplanes following the same rules tends to have a good effect on the controller's blood pressure.
Or, wait 3-5 minutes, clear class-B and cancel in class-E.
If you're walking with big bags of cash, you don't fire your bodyguard halfway through Central Park.
Anyway, the point of the original post was, do IFR vectors that just so happen to carry you through class-B imply class-B clearance.