CFTR protein can now be produced for Cystic Fibrosis sufferers giving them a normal life expectancy (instead of <30 years) thanks to mRNA technology.

Vaccines to cure retro virus induced cancers including AIDS

90% reduction in death rates from Covid

ANY genetic disorder that failed to produce ANY of the 200,000 live proteins required for life is now cured permanently

This doesn't look like a failed experiment to me