const d = new Date(eMsg.dataset.timestamp);
          if(d.getMinutes().toString()!=="NaN"){
            // Date works, render informative timestamps
            const xfrom = eMsg.dataset.xfrom;
            D.append(this.e,
                     D.append(D.span(), localTimeString(d)," ",Chat.me," time"),
                     D.append(D.span(), iso8601ish(d)));
            if(eMsg.dataset.lmtime && xfrom!==Chat.me){
              D.append(this.e,
                       D.append(D.span(), localTime8601(
                         new Date(eMsg.dataset.lmtime)
                       )," ",xfrom," time"));
            }
           }else{
            // Date doesn't work, so dumb it down...