There are many merchants around the world that accept Bitcoin, This video, is really informative.
There are many different ways to secure a blockchain. Some cryptocurrencies have a proof of work consensus, where extensive calculations are needed (mining), to secure the blockchain. With proof of stake, the amount of coins, residing on an online wallet have value to be selected more frequently to confirm transactions.
Pinkcoin is a proof of stake cryptocurrency. This means, that the wallet software secures the network. This is done by leaving funds in the wallet, and keep it on line. See more in the video.
TenX supports blockchain assets across multiple blockchains. TenX currently supports Bitcoin, Ethereum, Ethereum ERC20 Tokens (DGX, REP, TRUST,ANT, etc.), Dash - many more are coming. The platform connects assets and businesses on blockchains to the real-world in a decentralized manner. Developers can develop security smart contract modules, businesses can connect their users and usecase to real-world payments.
ZCash has two types of addresses. The one is transparent, like Bitcoin's, and the other is private. With the private address, data is hidden on the Blockchain. The user can have both, and use any address that fits the scope of the transaction.
Bitcoin Cash is a fork of the Bitcoin token. The split allows all Bitcoin holders that had Bitcoins in their wallet, to have the same amount of Bitcoin Cash. See the video. to find out how you can do this.
OmiseGO is the answer to a fundamental coordination problem between payment processors, gateways and financial institutions. By enabling decentralized exchange on a public blockchain at high volume and low cost, Through the OmiseGO network connected to the Ethereum mainnet, anyone will be able to conduct financial transactions such as payments, remittances, payroll deposit, B2B commerce, supply-chain finance, loyalty programs, asset management and trading, and other on-demand services, in a completely decentralized and inexpensive way.
PlexCoin is the next decentralized worldwide cryptocurrency based on the Ethereum structure. The transactions will not be managed or verified by any traditional banking institutions. Users are free to manage their funds by themselves. The wallet has an embedded exchange functionalaity to exchange your PlexCoin for Bitcoins, Ethereum, Litecoin or even buy and sell your PlexCoin for CAD, USD or EUR dollars.
Daxxcoin has known for years that a digital funds transfer system is the next logical step, on our connected online world. It is designed from a security-first point of view. With a focus on cryptography and a client orientation, it assures it's users, the peace of mind and let them focus on their core business.