Bruce Arthur: Omicron will change things. What the early signals may mean for Ontario

The world is still feeling its way around the contours of Omicron, but what seems to be emerging is a picture of what might be emergency. COVID was already a national crisis in so many places - Europe, for example, has seen towering Delta variant waves through the autumn, and the United States is on the verge of another one. Canada has been largely spared since Alberta and Saskatchewan finally read a good newspaper, and Ontario as much as anybody. For now, at least.