In which case researchers using @Dropbox are severely mistaken: everything you put on Dropbox is public. It's shared with a publicly-traded multibillion-dollar American corporation called Dropbox, Inc. Nothing on Dropbox is private.
#privacy #surveillancecapitalismhttps://twitter.com/RaphaelWimmer/status/1021285886644948992 …
I haven't used it myself but yes, it's peer to peer and sounds like the same approach as DAT (& earlier, syncthing).