The problem here, is it's like a player discussion thread after he's moved to a new club, multiplied by 1,000,000 knee jerk levels.
Not sure why there's a meltdown during day 0 when we
A) Won't be out of the EU for 2 Years minimum. And that's only when we activate article 50 blah blah, could be more like 3 years
B) We won't know what sort of trade deals we get, until we actually START negotiating for them
C) The Pound was always going to crash, especially when remain was the odds on favourite at 10pm yesterday
Time will tell, I personally don't think it's the apocalypse yet. A lot of people evidently do.