. While LMS vendors seek to create an environment that provides an all-encompassing PLE, the fact that they are closed networks and that they are platforms built to meet the needs of entire institutions means that they usually are not personalised enough to meet the needs of a connected learner, who is (most often) already used to the flexibility and ownership web 2.0 tools provide.
This is important. I have been saying for awhile now that without properly planning an LMS space, it is merely a repository (much like an old dusty library but without the interesting discoveries).