I can't really speak on Sony and Microsoft fans' behalves as I actually only own Nintendo systems, but the difference is Sony and Microsoft actually know how to market their games, and more importantly, their systems. Nintendo doesn't. Most people, up until its death, thought the WiiU was an...
The Switch hurt the Switch's success. My plan was to get the Wii U version, but I may eventually get a Switch a year or two after the fact and the Switch version of BotW then if it's not already dead. If there is no WiiU version, I'm not getting it. Just like how I didn't get a New 3DS to play...
If they do it, then I'm not playing Breath of the Wild at all. Nor will I play any new Nintendo titles post-announcement. Lock in place my current game line-up and **** Nintendo.