El Salvador seems to be on its way of been accepted officially for trading. It is gradually conquering the archaic or traditional currency which is more difficult to use for trading globally. While countries like china is officially against it, Bitcoin may fight one of its downside if it tries to use a green way of producing the currency. As it stands, certain agencies or organizations are against it because of the high amount of energy consumed to produce it.
 Another down aspect of Bitcoin is its volatility. A lot of people get concerned about it because of the frequent changes in the value of Bitcoin in short period of time. If there could be a way to reduce its volatility then more people can trust.

It will be difficult for bitcoin to be used as a global currency. Difference in ideologies on how a global currency should work means that not all countries will embrace the idea. Again, bitcoin is very volatile and people usually become unhappy when even physical currencies like the US dollars, Pounds Sterling are not stable though they do change in values narrowly more often than not.

What are the advantages of TRON over ETH?

The coin has been reducing in price and it seems it is still not set to rise up. However, i believe no condition is permanent and the coin may rise up though it is difficult to predict its rise whether it will be sooner or later. Don't give up, it may rise soon.

I don't see that happening because the USDT is always determined by the price of dollar. It means it is unlikely to exceed the price of dollar.

Is tether value always equivalent to that of a dollar? If yes, is it worth at all investing in tether since the coin value will be determined by dollar always.

Litecoin is one of the well established coin on the cryptocurrency market. Monero is still becoming popular and i see Monero gaining popularity like Litecoin. What do you think?

Where can i mine AORTA and is it profitable mining aorta?