You can absolutely make money investing in Ethereum. In fact, many people already have. Like any investment, it’s all about timing. When it launched, early adopters could buy Ethereum for around $1. Ethereum’s all-time high price in 2018 was over $1,400. That’s quite a return.
Like with many other cryptocurrencies, trading Ethereum can be highly profitable and has had a long history of delivering huge ROIs for investors. But there are also many other ways to make money from Ethereum including Ethereum faucets, referral programs, Ethereum mining and Ethereum staking.
There is no sure way to get rich quick, but investing in Ethereum can get you there sooner. "Rich" is a relative term, but if you are looking to make money, Ethereum is a good bet (with the exception of Steem). You definitely will get a return based on what you put in.
Most investors believe that the only way to make money using Ethereum is by purchasing the Ethereum token and waiting for it to increase in value over time. While this is definitely a viable method that can earn you money using Ethereum, it's far from the only value that the token has
Ethereum is one of the hottest altcoins out there, and offers a variety of ways to make a passive income. Keep in mind, however, that some types of investing are inherently risky.