They should go non profit. Sure there are memes and stuff. But I'd be willing to bet the main reason people use the site is for hobbies and asking questions.
If reddit crashes, no one is gonna give a fuck about the lost memes. We will care about not getting an answer to a question that can't be found on Wikipedia or a manufacturers site.
If they did a banner like Wikipedia and just asked for donations to keep the servers up. I'd pay. Plus, they are literally using volunteers (mods) to run the site. Reddit is already set up to be a non-profit.
Maybe, but unlikely. I've seen a couple articles about it being likely next year. Nintendo wants to sell most of their current stock first.
Here's a link to most of the rumors