This past week Solana features have gotten a lot of attention. You can now follow the progress of features using Github. Transaction-wide compute cap feature is expected to be activated on Devnet this week. You'll be able to test programs using up to 1.4 million compute once activated.
The token-list is at end of life and is being deprecated soon. The new way is centered around using Metaplex's fungible token standard.
With this new metadata standard, you can create a token and add metadata in mere minutes. Make sure you check out the token creator resource to understand how to add metadata to tokens in the future.
Security.txt on programs can greatly help bug bounty hunters and white hats submit exploits to developers
Transaction V2 is likely coming in 1.10, and we now have code examples of how to use them
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