It isn't nearly as strategic now that TMX has a much higher refined product ceiling. All of BC's needs can come down the pipe.
Even if this environment, we can't stop the US takeover of some strategically important assets. Their refinery supplies 1/3 of fuels in Western Canada (or maybe just BC, unclear from the article). Basically all Journie stations (Chevron, FasGas, Ultramar), all the Essos with an On the Run convenience store.