A new “feature” of Dropbox is that it shows a nag screen when it detects a photo card being attached to your Mac — it’s an annoying and B.S. move if you ask me.
See also:
This Dropbox BS where they highjacked the auto-sync from device to Aperture/iPhoto to display an ad is crap. Thinking about canceling.
— Chris Parrish (@twenty3) April 30, 2012