I started using this browser exclusively a couple months ago after toying around with it here and there for a while, and I'm never going back to Google Chrome.
It's on TSN4.
It can't be exclusively on Peacock because then Canadians wouldn't legally have a way to watch it.
It may be exclusive to Peacock in the US, but certainly not in Canada.
I believe you may need to create a free account to watch, but here's every single event of every day of the Olympics:
https://gem.cbc.ca/experience/olympics
You could also get the app if you have a smart TV or streaming device. Enjoy!