Super Mario World - Sub 3hr 35min?!

Saw muh fellow streamer @thelagmeister played this classic not too long ago.
https://www.youtube.com/watch?v=qxOgPDyg5ks&t=13080s
Put up a respectable completion time...but I think it could be improved upon. Gonna try to close this out in 3.5 hours or less!