Exactly, hybrid has some advantages, but has disadvantages as well. If the Argos have a couple of games in the rain on the hybrid (plus throw some TFC games in the mix), then sections of the field will be mud, painted green, for the rest of the season. It won't coming up in chunks like 100% grass will, but it will still affect the games & the movement of the ball a great deal.
BTW the Denver Broncos ditched hybrid a few years ago. Their surface is now 100% Kentucky Bluegrass. The Packers are the only NFL team still using hybrid. And most of the top-rated NFL surfaces are now 100% grass, but those stadium don't share with soccer team. NFL teams have far fewer games, and tend to have two weeks between home games. I believe most of the grass NFL stadiums have few other events taking place:
https://www.si.com/nfl/2015/10/01/nf...grass-rankings