Merge origin/master

presentations/01_README_LVC.md

@@ -7,6 +7,8 @@ For NPS students: what do you consider to be great examples of Live, Virtual and
 for your professional community?  For your modeling and simulation areas of interest?
 
 This interesting question broadens and deepens steadily as our capabilities make progress.
+It also provide an opportunity to simultaneously edit in git and see if our changes can be
+correctly added together.
 
 
 ## Live