You're in luck because we are developing everything you mentioned plus more, in fact both your points are already available in our internal build.
We're making many improvements to the file browser so stay tuned!
btw multi select is already available, tap the button on the with the checkmarked list in the file browser
We're making many improvements to the file browser so stay tuned!
btw multi select is already available, tap the button on the with the checkmarked list in the file browser