Meaning....UI/UX (how pretty and well-arranged the buttons are)? Some specific feature? The data capture? What's the actual issue? Also: the proprietary vers

Meaning....UI/UX (how pretty and well-arranged the buttons are)? Some specific feature? The data capture? What's the actual issue? Also: the proprietary version will usually be a step or two of "new features that may or may not be important" ahead of the FOSS offerings.