why the vrc are so hot?why?
Functionality.
Its the first crypto team capable of making a wallet that focuses on the consumer having ease of use.
They made it so you can buy anything with Bitcoin through your VeriCoin wallet, something no alt to date has done. At that point what would most other alts have done? Stopped there. Before another alt even gets a VeriBit type clone in their own wallet, Vericoin team is coming out with another first, FIAT to VRC within the wallet.
Simply amazing what is going on here, don't look at the price, price does not matter, look at what this coin does for you compared to other coins, take out the name, take out the pumps and dumps. what coin offers you the most right now? VeriCoin and Bitcoin, No other is close at this stage in the game. The market will adjust to the price. So many people made large profits, taking some gains is natural.
The developers here are smart and moving the technology forward. If you are here to invest in crypto with coins then you will have to deal with volatility. 
This innovation brings people who wish to develop services around a coin. And that brings more community, and more services to the coin. Don't follow the price to much in everyday trading, cryptos are often manipulated short term at the benefit of people with larger accounts than the next.