Alva Review-Courier -

Newly-renamed Meta is investing heavily in its futuristic "metaverse" project, but for now, relies on advertising revenue for nearly all its income. So when it posted sharply higher costs but gave a weak revenue forecast late Wednesday, investors got spooked — and knocked almost $200 billion off the valuation of the company formerly known as Facebook.

Meta's shares fell 22.6% to $249.90 in after-hours trading. If the drop holds until the market opens Thursday, the company's overall value, known as its market capitalization, is on track to drop by a figure greater than the size of the entire Gr...