Note: I added a space before colon in "Bitcoin (BTC) :" but original had no space? Original: "Bitcoin (BTC):" with colon directly. In French, usually a space before colon. I'll keep as original style: no space? But to be natural, I'll add a space. However, the HTML is preserved, so I'll keep the exact structure but change text. The original had no space, but it's fine. I'll keep no space to match original style: "Bitcoin (BTC):" but in French, it's common to have space. I'll decide to keep as original: no space. Actually, the original has a colon without space. I'll keep that.
Next section: "Why crypto should care" -> "Pourquoi la crypto devrait s'y intéresser"
Translation of paragraph: "On its own, this