Finding my "own" art in film really took some time. Searching for my medium, I learned how to work silver, iron and wood and now have a Master Artisan degree, with a specialization in production design.
Having some 'crew skills' helps a director immensely: estimating build times or set costs, knowing effect danger zones, seeing where grip equipment fits, having a common language with the specialists speeds things up, and also helps to create respectfull relationships in the team. We don't want to talk past each other.
There is a personal wellbeing aspect too. Working with my hands is a great way to relax after hours on excel - which tends to be be main filmmaking tool todays...