personal/q3k/shipstuck: science

Change-Id: I382004def6a490e5bfc8a9e8b30b6d9890b633b0
diff --git a/personal/q3k/shipstuck/main.go b/personal/q3k/shipstuck/main.go
index af0dabd..70ee459 100644
--- a/personal/q3k/shipstuck/main.go
+++ b/personal/q3k/shipstuck/main.go
@@ -45,7 +45,7 @@
 		return false, fmt.Errorf("Decode: %w", err)
 	}
 
-	if v.Speed == 0.0 {
+	if v.Speed < 0.5 {
 		return true, nil
 	} else {
 		glog.Infof("Freed! %+v", v)