That setup is simply not suitable for using Backblaze, or actually any kind of off-site backup. What would be an interesting solution, is to run a simple gigab

That setup is simply not suitable for using Backblaze, or actually any kind of off-site backup. What would be an interesting solution, is to run a simple gigabit ethernet line to a neighbor or even the backyard shed. And set up a backup endpoint there. It's not totally off-site but sure beats the alternative.