Shares of Adobe are flying since the company released earnings last month.Artificial intelligence (AI) has been driving a lot of sales growth for businesses. But not every business has been booming. Up until recently, Adobe (ADBE -1.23%) had been a laggard among AI stocks. The tech company doesn't make chips, and its sales haven't been tripling like they have for other businesses experiencing a flurry of demand. But its popular photo-editing software Photoshop is a must-have for many who are serious about p ...