I like Arq, use it as a "real, offsite" backup complement to Time Machine. Not quite as fire-and-forget as Time Machine, but darn close! And the format of the

I like Arq, use it as a "real, offsite" backup complement to Time Machine. Not quite as fire-and-forget as Time Machine, but darn close! And the format of the stored data is available, which is a nice safety feature in case of major problems.