The discussion revolves around the limitations of asking new questions on a specific Q&A site, particularly regarding complex topics like the Einstein-Rosen Bridge and The Stefan-Boltzmann Law. Users express concern about the site's policy that may restrict new inquiries, especially for those unfamiliar with effective search techniques. It is noted that questions aimed at genuine learning are generally welcomed, while those promoting discredited theories or philosophical debates may face restrictions. Participants encourage starting new threads for legitimate questions to engage with experts. Overall, the conversation emphasizes the importance of adhering to site guidelines while seeking knowledge.