For you the appeal of DIY might be the challenge or the thrill of learning something new. Maybe it’s just the love of being self sufficient. For me it’s a less noble ambition. I’m cheap.
Have you ever noticed those little round black spots on concrete? No. Well next time you visit you favorite coffee shop take a peek at the concrete before you step inside.
I’ve found it kind of cool to power wash something and watch the ice crystals start to form. Customers who want a clean safe walkway they don’t find it that cool.