“Take some hypothetical questions and watch stories develop. They've also been great convo starters so base a podcast on them!”
Take interesting guest, sufficient host for a two person setup.
Make sure the host finds the right hypothetical questions for the guest and then explore the question making sure to explore certain interesting avenues during each hypothetical question.
Questions like:
"Would you rather love or be loved."
"Does the fact we think that time travel isn't possible now ultimate proof it's never possible?"
"If all swear words became socially acceptable, what words are you using to replace them?"