prevent joining to fake parts, and eliminate b21 filter

build/snap_cost_current.sql

@@ -7,6 +7,10 @@ plist AS (
         ,plnt
     FROM
         rlarp.osmf_dev
+        -----prevent a list of fake parts
+        INNER JOIN lgdat.stka ON
+            v6part = part
+            AND v6plnt = plnt
 )
 ,clist AS (
     SELECT
@@ -33,7 +37,7 @@ FROM
     clist c
 WHERE
     c.part = o.part
-    AND  c.plnt = o.plnt
-    AND version = 'b21';
+    AND  c.plnt = o.plnt;
+    --AND version = 'b21';
 
 commit;