It makes random apps much less likely to be dangerous. https://news.ycombinator.com/item?id=36086537 https://news.ycombinator.com/item?id=36086537 is an analog

It makes random apps much less likely to be dangerous. https://news.ycombinator.com/item?id=36086537 https://news.ycombinator.com/item?id=36086537 is an analogous case. When the primary provider of free domains names went away, there was a HUGE reduction in phishing websites. Those types would spin up thouands of sites on xyz, vip and similar TLDs faster than the white hats could whackamole them. A domain going from $0 to $10 vastly curtailed that activity. You don't have to make something impossible, you just have to make it not cost effective to shot gun it.