I'm sorry if this is an unsatisfying answer, but if you mean convincingly pitched, I couldn't answer a question like that without disclosing the long-term plans of startups that would prefer to keep them secret.
If you mean unconvincingly pitched, it would probably be the applications we get from people who've discovered new power sources that violate the laws of physics.
If you mean unconvincingly pitched, it would probably be the applications we get from people who've discovered new power sources that violate the laws of physics.