There are definitely pros and cons to both pods and liquid detergent; one is not necessarily better than the other. For many consumers, the primary draw of laundry pods is that they're quicker and easier to use than liquid detergent—you just grab a pod and pop it in the washing machine. They also tend to be less bulky than liquid. That said, the PVA in the pods could be leaching microplastics into our environment. Until we have more conclusive research, you'll have to decide for yourself whether or not you think pods are better than liquid.