2025 Crypto Archive: QuarkChain, Memecoins, Gas Fees, and Mining Bans

When you look at crypto in 2025, the state of blockchain technology, token speculation, and global regulation all collided in ways that changed how people interact with digital assets. Also known as digital currency ecosystem, it’s no longer just about Bitcoin or Ethereum—it’s about who can move money fast, cheap, and safely, and who’s being left behind.

Some projects tried to solve the speed problem. QuarkChain, a blockchain built to handle over 100,000 transactions per second using sharding. Also known as QKC, it’s one of the few trying to compete with Solana on performance without burning through energy. Meanwhile, others were just noise. Tokens like Landwolf 0x67 (WOLF), a memecoin tied to a comic series with no team, no utility, and a rapidly shrinking market cap. Also known as WOLF coin, it’s the kind of asset that exists only because someone thought a joke could turn into a price chart. And then there’s the cost of doing anything on-chain. smart contract gas fees, ranging from $0.00025 on Solana to over $50 on Ethereum. Also known as blockchain transaction costs, these fees decide whether your trade is worth making or if you’re just throwing money away.

Outside the tech, real-world forces were reshaping the market. crypto mining bans, like the one in Kazakhstan, happened because aging power grids couldn’t handle the load. Also known as energy grid crises, these aren’t just about politics—they’re about who gets to run a node and who gets shut down. In Venezuela, Bitcoin became a lifeline. In Iran, traders used VPNs to dodge crackdowns. In Myanmar, banks closed accounts overnight. These aren’t edge cases—they’re the new normal.

What you’ll find here isn’t hype. It’s the raw, unfiltered truth from October 2025: tokens that failed, chains that delivered, and laws that changed everything. No fluff. No guesses. Just what happened, why it mattered, and what it means for you next month.