1abacfc1_edia_tools_for_a__MOOC_or__PLN__Social_Media_Tool
[Why use it + implementation] Social bookmarking allows the learner group to find bookmarked items related to the topic at hand gathered in one place. Real life: organizing online resources relevant to your learner group (e.g. augmented learning). [Example with possible extra] Delicious Diigo [Social Media Tool] 
Social bookmarking
@Ignatia Webs: Selecting meaningful #socialmedia tools for a #MOOC or #PLN
Social Media Tool