Given that markdown is the internal text markup language, and given that export to PDF is fully mature and functional, it would be nice if one could export a page of a set of pages to markdown besides pdf and using the same workflow.
The user case is crystal-clear: once a doc is ready for deliver to a third party, if some document format is mandatory (.docx for a lot of organizations) or desiderable (LaTeX for beautify the entire doc), then a markdown doc would be really appreciated. As using pandoc for converting a markdown doc into whatever you need is really simple and trouble-free, such functionality would save us unneeded minutes of copy+paste and re-formatting using a external editor like LyX