CoinBuzzNow

Olivier Dubois

Olivier Dubois is a passionate blockchain developer and crypto columnist from Paris, France. He focuses on smart contracts and decentralized applications, sharing expert insights on their future potential.

Illustration showing city, state, and country badges merging into one combined badge category

Community insights

Proposal to Combine Badges for Easier Ladder Progress

Olivier Dubois

February 21, 2026 at 05:45 PM

Fluminer T3 Bitcoin miner on a desk with visible noise indicators and error messages on the screen

Fluminer T3 Bitcoin Miner: Unimpressive Initial Review

🚧 Considering the Fluminer T3 Bitcoin miner? Early tests reveal issues with efficiency, noise levels, and a troubling error. Check out the full review! ⚡

Olivier Dubois

February 20, 2026 at 09:46 PM

A player tracking their earnings from a game on a computer screen showing 55 cents earned and a progress bar towards 220 parcels.

Earning 55 Cents in 24 Hours: A Quick Guide

Explore a daily income strategy that yielded 55 cents in just 24 hours 💰. Learn about boosting your earnings and reaching goals in a free-to-play environment!

Olivier Dubois

February 20, 2026 at 08:26 AM

A graph showing a steep decline in altcoin prices over 13 months, indicating significant selling pressure in the market.

News updates

Altcoin Selling Pressure Hits Five-Year High, Market Shifts

Olivier Dubois

February 19, 2026 at 02:58 AM

A surprised customer looking at their phone displaying a refund notification from Domino's

Confusion Over Domino's Surprise Refund: What's Going On?

🍕 Did you receive an unexpected Domino's refund? Join the conversation about mysterious reimbursements and find out what might be happening! 💰

Olivier Dubois

February 18, 2026 at 03:37 PM

A distressed person looking at their phone, showing frustration with a bank app, symbolizing account closure without explanation

News updates

Revolut Closes Account Without Reason: A Frustrating Case

Olivier Dubois

February 18, 2026 at 09:39 PM

Crowd celebrating the launch of the Dogecoin ETF at Nasdaq with Doge-themed decorations and banners.

News updates

House of Doge Celebrates Dogecoin ETF Launch at Nasdaq

Olivier Dubois

February 18, 2026 at 04:44 AM

A group of loyal members celebrating their commitment to TRAPNET, sharing ideas in a friendly atmosphere.

Community insights

TRAPNET: A Safe Haven for Loyal Crew Members

Olivier Dubois

February 14, 2026 at 11:37 PM

A simple guide to Bitcoin with a graphic of the Bitcoin symbol and people discussing around a table.

Educational content

Easy Bitcoin Guide for Friends and Family Explained

Olivier Dubois

February 14, 2026 at 08:13 PM

A computer setup with multiple mining rigs and solar panels, indicating mining Monero and CPU coins in 2026.

Market analysis

Is Mining Monero Still Worth It in 2026?

Olivier Dubois

February 12, 2026 at 03:22 PM

A person looking worried while checking their bank transactions on a smartphone with a Curve card in hand.

Community insights

Is Curve Card Worth It? Concerns About Double Charges

Olivier Dubois

February 13, 2026 at 06:23 PM

Graphic showing the relationship between Polygon PoS and Ethereum, illustrating it as a sidechain rather than Layer 2, highlighting key differences in their structures

News updates

Polygon PoS Revealed as Ethereum Sidechain, Not L2

Olivier Dubois

February 14, 2026 at 02:17 AM