Fungible Tokens

Fungible

replaceable by another identical item. mutually interchangeable.

1 REP == 1 REP

Divisable

Can be cut up into little pieces

(0.5 REP + 0.1 REP + 0.4 REP) == 1 REP

Great For

Value Transfers

Example: DAI

Utility Tokens

Example: REP

Securities

Example:  shares in a company

But....

MOST IN LIFE IS NOT FUNGIBLE!

Unique Items

Have a unique history

The Guardian

Non Fungible Tokens

Unique

Have History 

Are Not Divisible

Can Not Be Interchanged

What do they Enable?

Scarcity

Provenance

Representation of "real" world assets

Other cool stuff

Usecases

Housing

Art

Gaming

Ticketing

Environment

Domain Names

Anything non fungible

We Need a Standard!

Or everything goes to shit

ERC721

Like ERC20

But Different

Made Popular

By CryptoKitties

Some cool examples

CryptoKitties

https://www.cryptokitties.co/

Terra 0

https://flowertokens.terra0.org/

Decentraland

https://decentraland.org/

And Of Course....

CryptoPepes!

https://cryptopepes.io