After more than 18 months of development, the Ethereum network finally went live on July 30, 2015. The first block — Ethereum’s version of the Bitcoin genesis block — was mined at 15:26 UTC. For the crypto community, this was a momentous occasion. For the first time, the world had a general-purpose blockchain with a built-in programming language. The era of smart contracts had officially begun.
The launch was modest. Ether traded at around $0.75 per coin in the first days after launch. Few applications were live yet. Most of the activity was developers experimenting with the new platform, writing simple smart contracts to understand how everything worked. But the infrastructure was there, and it was real. You could write a program in Solidity, deploy it to the Ethereum network, and anyone in the world could interact with it.
The early Ethereum community was a fascinating mix. There were Bitcoin refugees — people who believed in crypto but thought Bitcoin was too conservative. There were academics excited about the theoretical possibilities. There were libertarians who saw smart contracts as a way to build a stateless society. And there were entrepreneurs who saw Ethereum as a platform for building new kinds of internet businesses.
Ethereum’s launch was called “Frontier” — the first of several planned phases of the network’s development. Frontier was deliberately rough and experimental. Gas fees were unpredictable. The interface was primitive. Transactions sometimes failed for mysterious reasons. But for the adventurous developers who showed up, it was an incredible playground. You could build almost anything you could imagine, limited only by your coding skills and the network’s computational resources.
In the months following launch, Ethereum began to capture attention. Developers started building decentralized applications — “dapps” — that demonstrated what smart contracts could do. Prediction markets, crowdfunding platforms, decentralized exchanges, identity systems. Most were rough prototypes. A few would evolve into the foundations of entire industries. When Ethereum launched in July 2015, nobody could have predicted what it would become. But the seeds had been planted, and the soil was ready.
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