It's not really an issue if you don't move your map often, but it seems like something that could be easily remedied, and though it doesn't bother me much, it's a bug and should be at least considered.
MC-9872
Multiple Map Facing/Location Icons Displayed On Map After Moving It
Resolved
Duplicate
0
Draven Mueller
(Unassigned)
Unconfirmed
Snapshot 13w07a
Retrieved
Duplicate of MC-73, please use the search function to see if your bug has already been submitted. Currently over 51% of tickets are being closed as duplicate.