30,000,000 (ish) seconds in a year, 99.999999% of that is .... let me see, 99.999999% of 100,000,000 is 99,999,999 I suppose. So downtime is what's left over, a

30,000,000 (ish) seconds in a year, 99.999999% of that is .... let me see, 99.999999% of 100,000,000 is 99,999,999 I suppose. So downtime is what's left over, about 1 second every 3 years or 300 milliseconds a year not 30s a year. I think.