Capitalism with a strong safety net sounds like you’re avoiding the question. The question is how to replace capitalism, not how to improve it.
How are you defining democratic socialism? Usually when I ask people to define socialism they answer with capitalism with extra undefined steps whereby the set of employees of a business are legally forced to be equal to that business’s set of owners. I’m not familiar with “democratic” as a modifier to the term, though.
Step 1: Think of a viable alternative.
No-one has yet achieved step 1, which makes subsequent steps harder. It’s easy to get your hands on people who will answer with magical thinking, but a system that will actually work and isn’t capitalism has yet to be invented.
Cities are trash now, this will only make them worse because corporations are stupid. The new process will look like this: