There is no way to deliver on the promise" as Sino-US tariff tensions for the past several months have reached a crescendo.

"In my view, some of the bizarre behavior we're seeing in the market is a clear signal that investor enthusiasm is approaching a crescendo, which usually gives way to a correction of some kind to clear out some of the froth (and, unfortunately, wipe-out many over-risked and over-leveraged investors)," Mitch Zacks, CEO at Zacks Investment Management, said in a note on Saturday.