For ages, it's for how long exactly? 10-50 years of more or less "success" history is nothing. It doesn't prove it's save and works in a long run. Also consider

For ages, it's for how long exactly? 10-50 years of more or less "success" history is nothing. It doesn't prove it's save and works in a long run. Also consider scaling. 5.5 mln in Finland, 22 American states have more than that.