Tons of snow outside,
tons of things to do inside..
Started clearing dupe-nodes a few days ago, by using JOSM and:
Already top #22 on the list of heroes and villains of duplicate nodes (http://matt.dev.openstreetmap.org/dupe_nodes/heroes.html).
Found a couple of JOSM bugs related to this work, but not sure how to formulate a bug-report..