I think the existence of the bank is very important in the bitcoin era. Because banks are involved in economic reforms, basic economic indicators such as GDP, import-export, investment,  State budget revenues and expenditures, social evils and people's lives have been improved.

It's not alarming already since we know that hackers are everywhere wandering on the web just to find a prey. There is no safe system, IMO and what we can do is us to be vigilant at all times to counter them firsthand.

The market movement is normal right now. When the price of BTC reach the resistance line then the normal movement is it will go back to the support line. It is so naive to say that the market is unpredictable. You need to study more the market movement before you say anything.

it seems that cryptocurrency will not be able to make the common currency disappear because all still need paper money because digital currency technology such as bitcoin is greatly used if the country only accepts payments using digital currency.

Yes, I will donate if there is charity, Charity helps many people in need, then we need to share our  blessings to them even with just little amount it will helps them.

Investing in bitcoin is very esy because all yu need to do is to buy bitcoin and then save it in your bitcoin wallet and will just wait for its value to rise in order for you to be able to earn big profit.However do not do panic selling when the price drop down because its value is volatile is it may rise or fall from time to time.

No, cash will not be extinct but if the government will implement the use of cryptocurrency in that certain place there will be chance that cash will be extinct, in places that cannot be reach by internet its hard for cash to be phase out, because how can those people transact business without cash, if there is no even electricity in that area,

There are a lot of good alt coins now and has a promising future, we can see the old ones like ethereum and more from neo, ada, waves, eos and iota. They all have chances to become top rank.

It is possible but I think it will take some tome. Bitcoin has many competitors but it is hard to win with bitcoin due to its demand. Many investors already trust bitcoin and I think bitcoin is hard tonlose. Maybe someday but for now bitcoin is still the best and it has potential in the cryptocurrency world.

etherium does have good potential for the future, it is apparent from the progress indeed, for etherium problem can be the King of crypto shifting bitcoin I think it is time yet, given the very strong stand still bitcoin became that for the other coin.

I think it's not that easy the government will confiscate bitcoin, because bitcoin is also very popular all over the world, and also greatly helps the needs of our society, I think the government will not be able to get rid of bitcoin.

Of course you can not doubt in the future all coins will grow.

It does not matter if the rank of the manager is high or low, what matters is how he handles the campaign. You should also do your part to thoroughly research for the bounty campaign you're about to take part into.

agree that no one considers real money as an investment.and bitcoin and cryptocurrencies are mainly investments

The best time to buy bitcoin is to increase bitcoin prices again. bitcoin market is recovering. The number of bitcoin buyers increased. This makes high bitcoin prices. This is the best time for you to buy bitcoin and store them.

I don't think bitcoin can govern the whole world .. Because there are some countries who are against and banned the operation of bitcoin.
All i can see as of now is maybe 80% of countries were engage in bitcoin services . When it discuss to international laws and ordered by the united nation councils to impose the spreading use of bitcoins.

I think even a teenager will deal with bitcoin wallet, transfers between cryptocurrencies and so on. In this there is nothing difficult, there is a lot of information on the Internet.

If I had a bitcoin that I purchased at $10k, I would be happy to sell it at $100k.  10x is a good profit.

Yes it is use for illegal activity and it is not avoidable/controlable.Bitcoin is not liable for this act,it's the persons problem anyway.

the best time to buy bitcoin when bitcoin prices fall by about 30% from their highest price, or when bitcoin prices below $ 10000 is the best time to buy bitcoin. but it can also be continuous when the price goes down we buy and when we rise we sell with the calculation of penance or raising the price of about 5% I think is good enough to play safe in investing bitcoin.