The Web3.0 Stack describes the interaction of different protocols and applications towards each other.
Just like developers are currently using a variety of applications to build any customer-facing SaaS Interface.
Web1.0 refers to a wave of services leveraging the easy exchange of information via TCP/IP.
e.g. Browsers, Websites, Hosting, Website Search,..
Web2.0 refers to a wave of services utilizing a marketplace model of mobile interfaces
e.g. Facebook, Twitter, Uber,
Web3.0 refers to a wave of services utilizing the exchange of financial value within the protocol itself
e.g. Bitcoin, Ethereum, DApps, ..
The difference is, that most of these services are network-based and offer a publicly-traded way to participate in the growth of these application/protocol networks.
For a more detailed description, I will let Kyle Samani from Multicoin guide you through the rest…
Read a more detailed and great post on Web3.0 Stack here