19 9 / 2011
Um, yeah pretty impressive…
But what this doesn’t show is the number of photos on Facebook that are public versus private (or semi-private)
The default sharing mode for Flickr, Instagram, and I assume the LoC is public, whereas Facebook photos are mainly walled of to a specific subset of people.
(via CHART OF THE DAY: Facebook’s Huge Trove Of Photos In Context)
