Math mentoring, Bharat Bonds, Japanese Savings, SIM Swaps and Pricing in Healthcare: Tweets of the week

https://twitter.com/ngkabra/status/1216960399574282240

https://twitter.com/NagpalManoj/status/1216620083331493888

https://twitter.com/MarikaKatanuma/status/1216145792752214016

https://twitter.com/random_walker/status/1215689116253290501

https://twitter.com/robinhanson/status/1215811501505859584