Thanks for the feedback! It would be best to open a new issue for those comments to make sure they don’t get overlooked.
Just a heads up that the date pickers are nearly ready to go too. You can follow this issue and get a preview here: dcc redesign: `DatePickerSingle` and `DatePickerRange` by KoolADE85 · Pull Request #3495 · plotly/dash · GitHub
Plus you can check them out live: