Complex sentence: He claims to regret not having had sex with an older man when he was younger, also asking why children should not be exposed to "all of what's possible" via DVD, so that they can know what they want.
Split into simpler sentences: He claims to regret not having had sex with an older man when he was younger. He also asked why children should not be exposed to "all of what's possible" via DVD, so that they can know what they want.