I like it… could be very useful for sharing blueprint snippets… kinda think epic supporting something more officially with in editor could be even better though.
one thing… [rmb] viewport dragging needs another option … I use Firefox mouse gesturing (firegestures) its not like it can be disabled per tab, so it completely messes up dragging view around… maybe another option? [shift]+[lmb] (that also overrides the moving of group boxes)?.. obviously [mmb] is out because its autoscroll