Five 9s
Five 1.5 oz shot glasses printed 9 · 9 · .9 · 9 · 9%. Line them up for 99.999% uptime. Knock one over and you’re down to four 9s.
Five 1.5 oz shot glasses printed 9 · 9 · .9 · 9 · 9%. Line them up for 99.999% uptime. Knock one over and you’re down to four 9s.