E. if they are executing a geom opt, then they are not carrying out IBRION=0 and their quote isn't going to use. If they're undertaking IBRION=0, then they are not carrying out a geometry optimization). $endgroup$ Tyberius Stack Exchange network is made up of 183 Q&A communities such as Stack https://lanepqpom.mappywiki.com/1873410/top_latest_five_fx_risk_management_urban_news