https://polkadot.subsquare.io/referenda/1777

Here are the main points about the system upgrade:

• Upgrading all system chains to version 2.0.0
• Preparing for Asset Hub Migration (moving some functions to Asset Hub)
• Adding 4 more trusted collators to improve security
• Changing a proxy account on Hydration to keep control after migration
• Fixing a bug that prevented some accounts from adding new locks
• Upgrade happens around November 3rd
• Asset Hub Migration starts around November 4th