Bitcoin is not regulated by law, It's a toy.
If people are willing to accept bitcoin and/or other cryptos for their goods and services, who cares it's not regulated? It will be used regardless. Just look at the history of money: a lot of things were used as money in the past.
impossible
"impossible" seems a bit strong for something that is already happening. Whatever our opinions are here, it is money right now and it is being used more every day.
Not true,
It's just buying time for mining company, to steal more money from the people and then gone, (MtGox model)
next difficulty +11% for 3 days !!!