Not exact matches
Although a
specific release date wasn't given, the
announcement detailed the minimum and recommended specs, and debuted a new trailer.
No
specific launch
date was mentioned in the documents from Staples but it does note that stores have been requested to wait until August 12 before
releasing any
announcements or putting up signs about the card reader from Amazon.
Today's official
announcement of the game didn't make mention of a
specific release date or even a launch window, so there's no formal confirmation of this, but it certainly sounds plausible.
Stay tuned for updates on Breath of the Wild's
specific release date once Nintendo makes the
announcement.