Earlier quoted context omitted.
In Vancouver this mostly works because it is cold but not cold enough. There are only a few days where it is very sketchy. The rest of Canada is not like this.
Studded tires. This is an investment but it works. Caveat is you need space to store them on a second set of wheels or bike because you don't want to ride them all year long so it is not for everyone.
I think I have space in my pool shed or my other shed. Worst case I will put them in one of my many empty rooms.