One of the key pieces to the new MIFID II regulations is more transparency around investment fees; robo advisors have made their products more transparent and less complex, seeing that traditional advisors are now forced to be more transparent robo advisors might begin seeing business headed their way; before MIFID II investors incurred costs which were not required to be disclosed for buying and selling of shares, taxes, custody, slippage and more; implementation has been slow as incumbents try to adjust to the new regulatory requirements. Source.