With earnings season about to begin, it's impossible to keep track of them all. Investors should focus on the leading stocks while also staying aware of some market-moving companies. The IBD Big Cap 20 offers both -- the biggest and best. Here are the Big Cap 20's six technology stocks. EBay (EBAY) reports earnings Jan. 16, one of the first top stocks to report holiday-quarter results. Unlike Amazon.com (AMZN), which seems to forever be sacrificing