Others, in contrast,39point out that the validity of any advance health care directives that appear in the act of designation would be subject to the sensitivity of the probate judge and therefore the support administrator, and call into question whether such indications communicated by the patient constitute a legal commitment on the part of the support administrator who, in reality, is merely required to abide by the powers and the duties indicated, first and foremost, in the provision of the probate judge that assigns him the role – and it is not certain that the judge will reproduce, in the provision, the wishes of the patient. Others also point out that the possible designation in advance of a support administrator by the individual concerned, albeit widened in its content with the possible concurrent communication of advance health care directives, is not equal in effect to a living will:40 support administration can be considered a complementary mechanism, but not a substitute for a living will. According to a number of authors