The bad news is that, with the exception of purely siloed enterprise IT systems, we’re all using cloud computing, all the time. Even if we’re not subscribing to those services ourselves, the chain of dependencies, thanks to APIs, Web services, RSS feeds, and external data providers, means that our IT is only as strong as the weakest link.

Alan Zeichick is editorial director of SD Times. Read his blog at ztrek.blogspot.com.