No, it’s not necessary to follow the trend. But we have seen that prices are gradually going up because of the following reasons:-

• First of all decentralized technology is still new to the world. Its market penetration and adoption is still negligible.
• With the passage of time as more and more people are aware of this technology, it is becoming more and more popular. 
• Now even many countries has started accepting this as currency and many other are in the process of adopting.
• So in future a more countries will jump into it and it will gain more trust of people. Its value will also increase.
• Honestly speaking, crypto has still lot of potential in it. Especially if someone is targeting it for a longer period.