BOSTON - AUGUST 28: Atmosphere at the Chegg.com Campus Takeover at Fenway Park on August 28, 2009 in Boston, Massachusetts. (Photo by Gail Oskin/WireImage)WireImageChegg stock is down 99% from its all-time high.Will sharp layoffs and artificial intelligence revive the shares of this 20-year-old online education company? Chegg decided to remain independent after a review by Goldman Sachs, according to TradingView, which I am guessing did not yield an offer to acquire the company at an acceptable price. Desp ...