2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/111174We dispose of some objections raised by Manko et al. (gr-qc/0604091) on a recently published paper on the role of Poynting vector in the ocurrence of vorticity in electrovaccum spacetimes (2006, Class. Quantum Grav. 23, 2395)Latex, 2 pagesGeneral Relativity and Quantum Cosmologytext