We are focusing on more specific questions here. To learn Ethereum basics please see this great guide on Ethereum official site or this simple illustrated guide.
Is Ethereum interesting just because of price speculations?
How could Ethereum contribute to a better world?
Is Ethereum interesting just because of price speculations?
Definitely not. Prices are just a side effect. Ethereum provide many possibilities to improve things in a world.
How could Ethereum contribute to a better world?
– DeFi could improve our financial system. Instead of centralized interventions and bailouts, DeFi works under rules of code, i.e. agreements work exactly in a way they are coded and no one can bend their rules.
Learn more: 1, 2, 3
– to be continued soon..