Now bosses might frown upon a worker caught labouring over a spreadsheet. Excel, owned by Microsoft, is 40 years old. Among some tech leaders it's seen as, at best, a blocker to smoother digital workflows and AI, at worst, an accident waiting to happen. Excel is certainly ubiquitous in the business world. According to research by Acuity Training , two thirds of office workers use Excel at least once every hour. Excel's persistence is partly down to the way it remains embedded in...