We can not say that Ethereum is going to die knowing the fact is on #2 position as a trading volume and as cap. About the fees you should not worry . Ethereum is cheaper than Bitcoin when it comes to transactions fees and speed. I know there may be also other coins who are fast than these 2 but they are safest as a investments
Well said. The core purpose of any business is making profit including investment/trading in crypto currencies and Cost of doing Business is very important component when it comes to profitability. The cost of Gas and transaction has gone exponentially high in case of Ethereum. Nokia was the most popular Brand 10 years ago in Cell phone industry and today nobody remembers it because Apple and Samsung came up with better features at reasonable price. The Clients of Ethereum will certainly move to other networks who are offering better features with reasonable cost.