Update README.md

Author: critesjosh

README.md

@@ -14,10 +14,9 @@ You can find the **Easy Private Voting contract** in `./src/main.nr`. A simple i
 
 The corresponding tutorial can be found in the [Aztec docs here](https://docs.aztec.network/developers/tutorials/codealong/contract_tutorials/private_voting_contract).
 
-
 ## Testnet
 
-If you are interested in trying out this repo with the testnet, try the [testnet branch](https://github.com/AztecProtocol/aztec-starter/tree/testnet).
+If you are interested in trying out this repo with the testnet, try the [testnet branch](https://github.com/AztecProtocol/aztec-starter/tree/testnet). The testnet branch is more suitable for simple interactions with the testnet via script, or as a reference to see how to do something against a live, remote network. The `main` branch should be used for getting started with writing contracts and rapid, local testing.
 
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