If there were no bitcoin I know their are investment people can go for but it will be something that the rich and middle class can afford to invest. In bitcoin the rich, poor and middle class can go into it, this is to say bitcoin is for every body.
With the recent challenge in Nigeria where the resigni of their currency has caused scarcity of flow of cash which is really affecting the citizens, I know bitcoin will also make a good contribution in this case because lots of young people in the country are engage to bitcoin.
In different occasions of economic crisis in the world bitcoin has always been there to play a good role. Thanks to bitcoin for it existence in this difficult time of life.
Wrong, you can buy stock or gold cheaper than Bitcoin because centralized exchange charge a high amount fee when you want to withdraw. Yeah you can buy Bitcoin via P2P or decentralized exchange, but in P2P you usually need to pay for premium price and you need to own Bitcoin first before able to use Bisq.
Nigeria banks were ban Bitcoin, so it's illegal if you use Bitcoin, you might not have any problem now but you can't predict the future.
You need to have money if you want to buy Bitcoin, Bitcoin was not created to make people rich and solve the economic crisis. More importantly you need to have electricity and internet connections, most of poor people can't afford it.