Ethereum is good altcoin after bitcoin itself, see the price now. Don't worry to invest or trade on eth, just learn the strategy & practice. Know your skill and manage your mindset also money to get the best plan to invest/trade. Eth will grow as bitcoin itself, find the opportunity to get some profit. Focus on eth news, practice some strategy and always learn about risk. Have a nice day.
Ethereum was run for long time ago, so I'm confident that this altcoin was not scam. I think no risk if we are deposit and invest to this coin because we are all know that we incurred income to this coin. Also I have no doubt regarding to the ability of this coin maybe, sooner or later it will replace the bitcoin as top 1 crypto currency.