Update frequently-asked-questions.rst

source/frequently-asked-questions/frequently-asked-questions.rst

@@ -12,14 +12,15 @@ Frequently Asked Questions
   Swarm is an Ethereum-specific project for distributed file storage. IPFS is an independent project which has close ties to Ethereum; it will be used independently and may be used as the layer underlying Swarm.
 * **Is Ethereum based on bitcoin?**
   Only in the sense that it uses a blockchain, which Bitcoin pioneered. Ethereum has a separate blockchain that has several signigicant technical differences from Bitcoin.
-* **What other cool apps are being built?** See this list from Ethercasts_.
+* **What other cool apps are being built?** See this list from Ethercasts.
 * **What's the future of Ethereum?** We are planning a switch to Proof of Stake_ in the near future. We are also investigating scalability_ solutions and how to store_ secrets on the blockchain
 
 * **How can I use Ethereum to get information about the future?**
   Augur and Gnosis are building prediction markets that try to gather the best information about uncertain future events. Besides that, there are also other interesting Ethereum-related projects on the market:
-    * [Swarm:] (https://www.youtube.com/watch?v=VOC45AgZG5Q&index=11&list=PLJqWcTqh_zKHQUFX4IaVjWjfT2tbS4NVk)
+    * link:https://www.youtube.com/watch?v=VOC45AgZG5Q&index=11&list=PLJqWcTqh_zKHQUFX4IaVjWjfT2tbS4NVk[Swarm]
     * [IPFS:] (http://ipfs.io)
     * [Ethercasts:] (http://dapps.ethercasts.com/)
+    [Introducing Ethereum](http://youtu.be/mRWNr3MA2jo)
     * [Stake:] (https://www.youtube.com/watch?v=7Y3fWXA6d5k&index=3&list=PLJqWcTqh_zKHQUFX4IaVjWjfT2tbS4NVk)
     * [scalability:] (https://www.youtube.com/watch?v=7Y3fWXA6d5k&index=3&list=PLJqWcTqh_zKHQUFX4IaVjWjfT2tbS4NVk)
     * [store:] (https://blog.ethereum.org/2014/12/26/secret-sharing-daos-crypto-2-0/)