What kind of “complexity” is dual to holographic complexity? Run-Qiu Yang, Yu-Sen An, Chao Niu, Cheng-Yong Zhang and Keun-Young Kim Eur. Phys. J. C, 82 3 (2022) 262 Published online: 26 March 2022 DOI: 10.1140/epjc/s10052-022-10151-0