The whiplash that has spread through leading tech stocks has left investors facing an uncomfortable reality: Wall Street can no longer take the invincibility of Big Tech for granted.
Rising political anger, a worry that the Big Tech boom will soon have run its course and the sense that an economic turning point may have been reached in the US have combined this week to threaten one of the underpinnings of the stock market boom.
The wild two-week swing in tech stocks, which included a bloodbath on Tuesday, began with reports of a massive leak of personal data from Facebook, and was extended by fears of a White House vendetta against Amazon.
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