[saas_sam]

Are you saying that government regulation prevented this thing that happened from happening? Because that doesn't seem to have occurred here.

[yareal]

It almost certainly limited the blast radius. Tattooing is a similar procedure, and is cleaner and safer than ever.

No regulation prevents 100%, but they do help.

[timemct]

It sounds like it might've helped prevent even more infections. Stopping a bad practices doesn't change the past, but it can help influence the future.

[sva_]

It prevented it from continuing.