I've heard some nonsensical marketing claims in my time but this one takes some beating:
Digital data is now more vast than all the world’s oceans (there is 2.7 zetabytes of data on the planet versus the 1.37 zettalitres of seawater)
http://www.microsoft.com/en-us/news/features/2013/feb13/02-13BigDataSolutions.aspx
I could complain about the folly in comparing discrete and continuous values or in comparing physical volumes with abstract notions of data but I don’t really need to, do I? I do wish marketers wouldn’t sully our industry by coming out with ridiculous, meaningless statements like this.
Adam Machanic expertly mocked this one with his deadpan:

I suspect Dilbert would have something similar to say…