Duolingo, Inc. (DUOL) is one of the stocks most watched by Zacks.com visitors lately. So, it might be a good idea to review some of the factors that might affect the near-term performance of the stock.Over the past month, shares of this company have returned -7.5%, compared to the Zacks S&P 500 composite's +2% change. During this period, the Zacks Technology Services industry, which Duolingo falls in, has gained 1.6%. The key question now is: What could be the stock's future direction?Although media reports ...