Blockchain could well be the future when it comes to digital transactions:
Blockchain Explained: What is blockchain? | Euromoney Learning
Next month, Barcelona will be hosting a big event looking at this future:
Exploring how Blockchain Technology can help build a sustainable world full of Human Potential
And this year it’s all SolarPunk:
After successfully breaking the ground last year, the Second edition of ETHBarcelona is embracing the themes of the SolarPunk and LunarPunk movements. These movements strive for a future where technology is leveraged positively to drive sustainable and ethical progress, going beyond the typical “green” initiatives.