That this will be over in Ontario with a vaccine in January 2021 is a tad overoptimistic. Many factors have to fall into place. Even then, it appears to be farther into the new year or around January 2022 for implementation of Stage 4.

Medical Mythbusting Commentary for August 5, 2020

Social circles of 10 people will likely last until 2021, Ontario premier says

COVID-19 vaccine not a ‘silver-bullet solution’ to ending pandemic: top public health official

Things you should think about when you hear “vaccine by end of the year”