because that was the biggest issue in the original article, they didn't have backups of their data, so the company was dead. If they had had backups, they could have recreated the infrastructure.
Losing your backups because your on one site is always dangerous. Getting completely kicked off your VPS systems with no warning or help is what's new and scary about this DO story.
That's true whether the computer(s) is your own or someone else's.