By Jessica Let’s be honest: your relationship with Excel is complicated. It’s been there for you since day one. It’s helped you track every penny, calculate every VAT return, and probably even helped you plan your last three summer holidays. It’s flexible, it’s familiar, and it’s free (mostly). But lately, that relationship has started to feel a bit... strained. Maybe it’s the way the file takes five minutes to open. Maybe it’s the terrifying #REF! error that appeared three h