This "growth rate" measured in percent has always concerned me. It looks to be unsustainable. Interesting video: https://www.youtube.com/watch?v=F-QA2rkpBSY h

This "growth rate" measured in percent has always concerned me. It looks to be unsustainable. Interesting video: https://www.youtube.com/watch?v=F-QA2rkpBSY https://www.youtube.com/watch?v=F-QA2rkpBSY