You are not wasting on something; you have an excess, and allocating on something, you will get value effortlessly. You mean all these 2 million users running the Grass nodes are wrong? If your friend has a bad experience on the project, it doesn't mean the project is bad. Do check the price right now compared on its first distribution and prove me that the project is not worth working on at all.
Some think to buy Bitcoin is wrong too
But yep - Grass did have and has potential in my book. Though I only looked at it at the start of its chart, and how it behaved and broke some good prices.