I think you've taken some fantastic strides from the standpoint of starting to let him find his own two feet.
You do realize you're raising a kid now, right?
Now, what I have not noticed is mention of what you are doing for YOU.
What have you always wanted to do, or lost doing in the shuffle?
Me - I always thought about learning a martial art, so I started one and loved it. So much so that I'm about to continue studying via video since I moved 360 miles away from the Master.
I picked up my guitars. I majored in classical guitar in a past life. I missed playing. I enjoy it so much. And sometimes, I'm pretty good. My daughter loves when I play too.