Is appen a buy or sell?

Could you please clarify your perspective on the current investment outlook for Appen? Are there any recent developments or market trends that you believe are influencing whether Appen is a buy or sell opportunity? What are some of the key factors that you consider when evaluating a stock like Appen for potential investment? Additionally, could you provide some insight into the company's financials, industry position, and growth prospects to help me make an informed decision?