[MrGilbert]

> [...] within some arbitrary time?

It's 6 months - and you receive notifications after 14, 21, 28, 60 and 90 days. It should be possible for the backup machine to connect to the backblaze server twice a year. I think it's reasonable.

[Trias11]

Is it reasonable to expect that paying recurring fee for backup service is enough to keep my data safe?

Or should I pay for service AND do some time critical technology acrobatics to comply with confusing fine-printed TOS to keep my data safe?