From binary to singular: The AGN PSO J334.2028+1.4075 under the high-resolution scope P. Benke, K. É. Gabányi, S. Frey, T. An, L. I. Gurvits, E. Kun, P. Mohan, Z. Paragi and E. Ros A&A, 677 (2023) A1 Published online: 24 August 2023 DOI: 10.1051/0004-6361/202346904