You are right the best time to teach about BTCitcoin is when people show their interest in it. Although the time seems ideal for people to start using bitcoin for their daily needs. It is now possible that bitcoin will gain more ground before FIAT due to the Coronavirus pandemic. People could send remittances to their relatives, make donations, etc. There is also a boom in developers who are creating financial solutions, crypto wallets, and networks to answer the needs of crypto users.