US stocks bounced back on Friday, on track for weekly wins as Wall Street embraced strong earnings from Apple (AAPL) and Amazon (AMZN) that eased doubts about prospects for Big Tech. The Nasdaq Composite (^IXIC) surged 1%, while the S&P 500 (^GSPC) gained nearly 0.5%. The Dow Jones Industrial Average (YM=F), which includes fewer tech stocks, added 0.1%. Amazon stock opened at an all-time high of $250.20 Friday. Shares soared about 12% after its third quarter results easily topped analysts' forecasts. In ...