The Continuum Hypothesis is still an open question in foundational mathematical theories that are more powerful than 1st-order ZFC such as the theory Ordinals

The Continuum Hypothesis is still an open question in foundational mathematical theories that are more powerful than 1st-order ZFC such as the theory Ordinals. See the following: https://papers.ssrn.com/abstract=3457802 https://papers.ssrn.com/abstract=3457802 Someday, the Continuum Hypothesis might be proved or it might be disproved in foundational theories.