Much less. I'd say < 5 years. The rate at which people are onboarding onto Web 3 technologies and building stuff is increasing rapidly. You can check out the IPFS blog, the Protocol Labs blog, and see who is being sponsored in the space. People are building all kinds of useful software.

Here are some examples if you wish to watch a presentation on the finalists from a recent hackathon.

https://www.youtube.com/watch?v=RWxd9X2bKfo