I do not have kids.I do not want kids.I do not regret it.
To be fair, I get the perspective makes sense from a biological/evolutionary perspective. But if I had to understand intuitively or from how I feel, I don't get why anyone would want kids.
You can draw an arbitrary line of density you find good enough. But with how much space us wasted in some countries, that line should vary a bit place to place
Buy a domain, put a website on it