Beware Of unsolicited information or dialogue from "locals." The best option is to ignore this kind of discussion and shift to a far more populated/effectively-lit spot, Regardless of how "helpful" the "nearby" looks. Across the Bosphorus to east is Asian Side, centred within the historical districts of Kadıköy and Üsküdar, https://collinjmlki.wikigdia.com/7278874/a_secret_weapon_for_is_wordpress_is_free