The economy is held up by belief, and while I'm sure there are some good intentioned people telling us this, there are certainly some people who are using this as an opportunity to change financial positions.
So now one has to wonder why essentially every major journalistic entity involved in the financial space would bet their reputation on hearsay, for something with such limited effects; especially when it would only buy a few weeks, at most, of this false belief.
b) Their reputations are already unimportant in important circles; see a)
c) A few weeks is enough time to comfortably check even a complex portfolio and exit positions with exposure