It is my job to study this stuff, so from my point of view there are lots of people engaged. My Twitter feed says that lots of people are engaged. On the other hand, when I speak my family, I have to explain what the heck I'm doing.
I would agree with you that this is not a pressing issue in the minds of Canadians, as it has been in other systems where there are very particular reasons why electoral reform has jumped to the top of the policy queue.