All this is complete nonsense and you don't understand that you just lose money here, you can't make money, this has long been known. Better try trading crypto at Immediate Edge site. I started doing this recently on the advice of a friend who works as a broker. I quickly felt the result and now I advise other people not to miss a great opportunity.
I worked at the museum, but unfortunately I got cut back. My friends advised me a great way out of my situation, in their opinion, they suggested that I start trading cryptocurrency and bought me a crypto trading bot to support me at the time of my dismissal. Well, I agreed. I admit, it was a little scary at first, but I managed. Now I'm used to it and have a good income.
By the way, there is an interesting demand for cryptocurrency trading among the younger generation, those same students. But the most interesting thing for me is that there are guys who are under 18 and already want to trade! That's why I came up with the idea to write an article https://lenincoin.com/how-to-buy-crypto-if-you-are-under-18/. It will help you to buy cryptocurrency if you are under 18 years old, because you have to remember that every exchange has rules which you have to follow if you register there!
What is a staking ethereum? A validator node is your own server, connected to the network. You have to download and launch an Ethereum client, but it will not sync by itself. Instead, you will tell your validator which actions they should take under certain conditions. The validator will only perform these actions if it receives an ether reward for its work.