For years, physical signatures or “wet ink” signatures have been used to ensure the validity of any legally sensitive document. For years, physical signatures or “wet ink” signatures have been used to ensure the validity of any legally sensitive documents…For years, physical signatures or “wet ink” signatures have been used to ensure the validity of any legally sensitive documents…For years, physical signatures or “wet ink” signatures have been used to ensure the validity of any legally sensitive documents…For years, physical signatures or “wet ink” signatures have been used to ensure the validity of any legally sensitive documents…