Except there's already a number of items or upgrades that remove aspects of the game. Lightning effects can be completely removed, and the Gale power up let's you skip a lot of climbing.
I agree though that they need to be very careful with adding in new items. I think they should add in the...
If it comes after Ocarina of Time, then there is no way its the original Deku Tree depicted in that game. In the child, adult and downfall timelines the Deku Tree dies in all instances.
In which case it could easily be a descendent of the Deku Tree in any timeline, though I personally think it...