Automating just the error prone radio calls would be a massive start.
Those could be sent as short text messages that appear on a screen in the cockpit, for the pilots to acknowledge receipt of with a limit set of responses, and would give ATC a lot more time to focus on their other duties.
Automating various functions seems like a good idea. But it's not going to remove the humans from the loop in the event of a future government shutdown, which is what the original suggestion seemed to be.
Those could be sent as short text messages that appear on a screen in the cockpit, for the pilots to acknowledge receipt of with a limit set of responses, and would give ATC a lot more time to focus on their other duties.