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Blockchains in Use
Thousands of blockchains and blockchain applications exist today. The whole world has become obsessed with the ideas of moving money faster, incorporating and governing in a distributed network, and building secure applications and hardware.
You can see many of these public blockchains by going to a cryptocurrency exchange, which we explore further in Book 5, ssss1.
Figure 1-3 shows the altcoin exchange for Poloniex (https://poloniex.com), a cryptocurrency trading platform.
Blockchains are moving beyond the trading value market and are being incorporated into all sorts of industries. Blockchains add a new trust layer that now makes working online secure in a way that was not possible beforehand.
ssss1 The altcoin exchange platform.
Current blockchain uses
Most up-and-running blockchain applications revolve around moving money or other forms of value quickly and cheaply. This includes trading public company stock, paying employees in other countries, and exchanging one currency for another.