Yes, in that stock can fluctuate wildly in price, and can usually be exchanged for currency. No, in that stock represents ownership into a company, while cryptocurrency represents ... well ... nobody has been able to satisfactorily explain that one to me.
> No, in that stock represents ownership into a company, while cryptocurrency represents
Ownership into a cryptocurrency. Its not like you can borrow a PC from Bill cause you have shares in MS. The company and the cryptocurrency both perform a function that gives them value to people, the stock/coins reflect that value.
Cryptocurrency represents ownership or investment in the proof of work or proof of stake in the network used to validate the transactions in a decentralized and verifiable way.