"I think, ultimately, altcoins help Bitcoin's value," he said. "Investing in cryptocurrency is a bit like dating. With thousands of alternative cryptocurrencies, it can be overwhelming trying to sort through them and choose which is best. Bitcoin is a reliable option that you can always depend on to be there. That may seem boring but, after dealing with enough bad altcoins, investors really grow to appreciate bitcoin and go running back to it."
Grabowski is frequently quoted in the media on Bitcoin. In addition to teaching a course on "Bitcoin & Blockchain," he founded a cryptocurrency and wrote a popular book on cryptocurrencies. Earlier in the week, he published an op-ed on misconceptions about Bitcoin's politics.