The only reason you should ever go to AYCE is if you are under 18.
...or maybe if you look like this:
Otherwise, there's no good reason to eat terrible sushi. Spend that $20 at a decent Japanese restaurant (there's plenty here in Vancouver) and you'll get a good meal instead of shitty ingredients put together by Chinese people that don't know what they're doing so everything tastes like a goddamn California roll.