They still have went to e3 every year, with booths and treehouse.E3 being cancelled doesn't mean much for Nintendo since they're just going to post a video anyway. So they can still just do that.
The treehouse is what I'll miss most. The Treehouse is one of my favorite things that Nintendo does because they go in depth with typically passionate people into the how and why of the game's mechanics and such and I love it.They still have went to e3 every year, with booths and treehouse.