Add some more info about the benefits of chia (Chia-Network#1454)

* Add some more info about the benefits of chia

* A few more tweaks

README.md

@@ -7,6 +7,17 @@
 
 ![GitHub contributors](https://img.shields.io/github/contributors/Chia-Network/chia-blockchain?logo=GitHub)
 
+Chia is a modern cryptocurrency built from scratch, designed to be efficient, decentralized, and secure. Here are some of
+the features and benefits:
+* [Proof of space and time](https://docs.google.com/document/d/1tmRIb7lgi4QfKkNaxuKOBHRmwbVlGL4f7EsBDr_5xZE/edit) based consensus which allows anyone to farm with commodity hardware
+* Very easy to use full node and farmer GUI and cli (thousands of nodes active on mainnet)
+* Simplified UTXO based transaction model, with small on chain state
+* Lisp-style turing complete functional [programming language](https://chialisp.com/) for money related use cases
+* BLS keys and aggregate signatures (only one signature per block)
+* [Pooling protocol](https://www.chia.net/2020/11/10/pools-in-chia.html) (in development) that allows farmers to have control of making blocks
+* Support for light clients with fast, objective syncing
+* Growing community of farmers and developers around the world
+
 Please check out the [wiki](https://github.com/Chia-Network/chia-blockchain/wiki)
 and [FAQ](https://github.com/Chia-Network/chia-blockchain/wiki/FAQ) for
 information on this project.