Yes, this all sounds complicated and expensive, but a good cloud implementation will be cheaper and easier to maintain than the alternatives.

FORBES: Disaster Recovery in the Cloud

Both seem to present viable conceptual alternatives, with the former benefitting from strong historical implementation acceptance, hampered by clearly inadequate results, while the latter is too new to have valid acceptance and implementation results, despite being recognized as a cyber-security holy grail of sorts.

FORBES: Written by David Lowenstein and Risu Na