

I’m an Australian, and I also don’t know why I know Oodnadatta! Probably it’s just one of those words that sticks in the brain, and it comes up every so often because it is a key point between Adelaide and Darwin.
https://en.wikipedia.org/wiki/Oodnadatta (population 102)
Only you can answer this. How many days of data are you prepared to lose? What are the downsides of running your backup scripts more frequently?