It would be awesome if you can make a video /course on a topic you think everyone should know. I would be happy to pay for it to learn more about taxes.
So I didn't get to speak with everyone but I wrote up my experiences and put up on HN. If you'd like to speak again in future just let me know there! https://news.ycombinator.com/item?id=14817341
i'm not a personal finance guy, although i did take that one class on private wealth in b-school.
I'll give you a quick one: mortgage interest deductibility makes basically all rent vs buy decisions a no brainer if you are any sort of normal net worth.