# FAQ

### Why use a fractional stablecoin? <a href="#id-17h" id="id-17h"></a>

{% embed url="<https://twitter.com/samkazemian/status/1380022644280414212>" %}

**TLDR**: capital efficiency, as well as decentralization.

### How many chains is FRAX on?

FRAX the stablecoin is on over 20 different [chains](https://docs.frax.finance/frax-v1-original/frax). Ethereum, Fraxtal, and Arbitrum are the largest. FXS, FPI, frxETH, sfrxETH, and sFRAX are also on many of these chains.

### When was FRAX launched?

The FRAX token was launched December 20th, 2020 by [Sam Kazemian](https://iq.wiki/wiki/sam-kazemian/), [Travis Moore](https://iq.wiki/wiki/travis-moore/), and [Jason Huan](https://www.linkedin.com/in/jason-huan/).

### What is the relationship between FRAX and Everipedia / IQ.wiki?

Frax founders Sam Kazemian and Travis Moore (along with [Theodor "Ted" Forselius](https://iq.wiki/wiki/theodor-forselius/) and [Mahbod Moghadam](https://en.wikipedia.org/wiki/Mahbod_Moghadam)) created [Everipedia](https://iq.wiki/wiki/iqwiki/) (now IQ.wiki) in December 2014. Sam and Travis remain as advisors, but the company is now primarily led by Ted Forselius, [Navin Vethanayagam](https://iq.wiki/wiki/navin-vethanayagam/), and [Cesar Rodriguez](https://iq.wiki/wiki/navin-vethanayagam/).

### How big is the Frax Team?

As of 11/8/2024, 13 team members.

### Why does the Frax ecosystem have so many tokens and sub-projects?

The purpose of sub-projects like Fraxlend and Fraxswap is to ultimately generate utility for FRAX ecosystem tokens (like FXS, sFRAX, frxETH/sfrxETH) and stabilize / collateralize the FRAX peg. The goal was never to compete with larger competitors (e.g. Aave for Fraxlend, Uniswap for Fraxswap).&#x20;