the auctions are handled by a smartcontract[1], breeding and storage too[2]. Smartcontract are used for a lot of other things, tokens are basically mappings in

the auctions are handled by a smartcontract[1], breeding and storage too[2]. Smartcontract are used for a lot of other things, tokens are basically mappings in a smartcontract between accounts and balances. Multisig wallet are also based on Smartcontracts. Ethereum has spend a lot of effort on integrating the blockchain into web applications. You can use metamask to log into websites with your ethereum address and websites like etherdelta, that exchange tokens, can lock your tokens in a smartcontract. [1]https://etherscan.io/address/0xb1690c08e213a35ed9bab7b318de14420fb57d8c#code https://etherscan.io/address/0xb1690c08e213a35ed9bab7b318de1... [2]https://etherscan.io/address/0x06012c8cf97bead5deae237070f9587f8e7a266d#readContract https://etherscan.io/address/0x06012c8cf97bead5deae237070f95...