FINA 3210 Week 3

I have attached the link and the questions that needs to be answered by. Need this ASAP. 

https://www.wsj.com/articles/cryptocurrency-worth-530-million-missing-from-japanese-exchange-1516988190?mod=searchresults&page=1&pos=1?mod=djem_jiewr_BE_domainid

1. Why should investors only use traditional financial institutions to maintain security?

2. Should digital currencies have more regulation until customer assets are considered secure?

3. Would you personally use a currency like bitcoin?