diaspora/diaspora — comment on commit d06ccb9ba94c0868cf55718b8a27ff804ea10a60
File:  line 0
By rekado:

The change from liking to pinning posts shifts the perspective from the recipient to the actor, i.e. the user "linking" or "pinning" posts. This makes the "Like Stream" (now Pin Stream) more useful to the user, I suppose. It does break with the original intent, though.