Before I go to Ms. Block, just to try to answer your question, Mr. Aubin, it's my understanding, based on an overview of the witnesses who would probably want to speak to Bill C-49, the committee would have to spend an estimated 23 hours on this however we choose to roll it out—and they're all amendments to the current Transportation Act.
So I'll go now to Ms. Block, and then to Mr. Berthold.