In 2012 and I could still beat myself for selling it in 2013.

In that time people were not familiar with cryptocurrency and dont believed it at all. With the passage of time people came towards crypto and realized the importance and benefits of it. so they started buying cryptos to earn big money in the future, and we saw that early investors made thousands of dollars in each bitcoin but the latter on in 2017 investors lost big money due to crash in the price.