diff --git a/guide/english/blockchain/cryptocurrency/index.md b/guide/english/blockchain/cryptocurrency/index.md
index a32495161a..3ceae6c144 100644
--- a/guide/english/blockchain/cryptocurrency/index.md
+++ b/guide/english/blockchain/cryptocurrency/index.md
@@ -13,6 +13,8 @@ Cryptocurrency can be exchanged as fractions not possible with traditional curre
 
 If you want to earn bitcoins through mining, it can be done through solving mathematical proof-of-work problems that validate transactions. Blockchain uses the concept of irreversible cryptographic hash function which consists of guessing a random number (usually less than a certain value) to solve the problem for transaction validation. You will require machines with high processing power to be able to solve these problems (for example Fast-Hash One or CoinTerra TerraMiner IV). Computer's with a high end Graphics Card installed (such as the Nivida GTX 1080) are also able to solve these hashes effectively. 
 
+Some people invest in cryptocurrency on exchanges such as Binance, Bitrex, or Coinbase. The market peeked in January of 2018. 
+
 #### More Information:
 [Cryptocurrency](https://en.wikipedia.org/wiki/Cryptocurrency)    
 [Ultimate Guide to Cryptocurrency](https://blockgeeks.com/guides/what-is-cryptocurrency)