And yes if you have a DDF can try to remplace
"eval": "Item.val = Attr.val;"
by
"eval": "if (Attr.val > -50) {Item.val = Attr.val;}"
And yes if you have a DDF can try to remplace
"eval": "Item.val = Attr.val;"
by
"eval": "if (Attr.val > -50) {Item.val = Attr.val;}"