Not to lecture, just a viewpoint, whenever I hear this called a hobby. There is a distinction. A hobby is done for pleasure; maybe completing something parts aren't made for, or building an object from scratch.
But profit is the only real difference; we [you] duplicate operations the largest manufacturers perform on a daily basis.
So,
Where cottage industries are prevalent, many shops are not equipped much differently than a home shop.
So
Should there be a major breakdown of society, who do you think will be supporting the efforts to restore order to the infrastructure?
The 'best' tools bought or made are advantageous, not critical. The important factors are willingness to improve, learn, and make best possible use of resources.