Sublime

BTC has a strong case for being digital gold – a "pet rock" that is highly valuable but static. I believe ETH has a more dynamic future as a censorship-resistant, programmable store of value underpinning a much larger digital economy by providing permissionless settlement, DA, and execution.

Web3 is an extension of cryptocurrency, using blockchain in new ways to new ends. A blockchain can store the number of tokens in a wallet, the terms of a self-executing contract, or the code for a decentralized app (dApp). Not all blockchains work the same way, but in general, coins are used as incentives for miners to process transactions. 

Ethereum enabled the creation of tokens - software based units of value that grants users ownership rights and even revenue streams.

For example, if you hold Ether you can stake it to help secure the network once Proof of Stake launches. In return for Staking your ETH, you get paid in more ETH, at a rate of about 5%.

4) Ethereum is the clear leader, but faces competition