if you want to call:
- going from being worthless ($0) to $4000+ in less than 10 years
- having a trading volume of $4-$5 billion per day
- handling 200k-300k transactions per day
- transferring about $1 billion worth of transactions per day globally
- being accepted by thousands of merchants around the globe
- introducing one of the biggest technologies that is being used by banks, governments, and a lot of financial institutes
and a lot more...
as "end very badly" then you are right. it ended very badly

- handling 200k-300k transactions per day