54000 seconds! Let's say it halves every year. To get it to one second you need about 12 years. But if it drops by 1/3 every year, it would take 7. Not statin

54000 seconds! Let's say it halves every year. To get it to one second you need about 12 years. But if it drops by 1/3 every year, it would take 7. Not stating anything especially mind-blowing. Just restating the shocking speed of exponential growth/shrinkage.