I think it's essential for us makers to stay hands-on no matter what in the era of AI and delegation.
I had an employer once who lined it up very nicely that a manager is someone who can do the work well without any loss in quality on all positions in his team.
If you think of Marketing, a head of marketing should be able to write copy, run ads, strategize, and run ABM campaigns.
Often, I see marketing managers whose answer to challenges would be to hire someone to do this.
Very often, it's an excuse to challenge yourself.