What happened to OP Coin?

Good day, I'm curious to know, what exactly transpired with OP Coin? There seems to be a lot of buzz and speculation surrounding its recent performance. Could you provide some insight into what led to this situation? Did it suffer from market volatility, a lack of adoption, or was there some other factor at play? Your expertise in the field of cryptocurrency and finance would be invaluable in shedding light on this matter.