This is the exact reason people come to Magic.
AI made the workload bigger, not smaller, and at some point you need another person in it with you. That person will use AI too, which multiplies what they can handle.
The tricky thing with AI is that there is an infinite number of things to do. You can always build more, automate more, design more. It expands, not reduces the amount of work you have and you eventually end up with a never ending spiral of tasks to complete.