ZFC separation of properties $(\kappa_2)$ or $(\kappa)$ from weak $\lambda$-spaces
Construct in ZFC a space $X$ with property $(\kappa_2)$ or property $(\kappa)$ that is not a weak $\lambda$-space.
References
Question 3. Is there in $ZFC$ a space $X$ with the property $(\kappa_2)$ (or $(\kappa)$) which is not weak $\lambda$-space?
— Some function applications of weak $λ$-spaces
(2608.30278 - Osipov, 31 Aug 2026) in Section 5, Open questions, Question 3