Putting this here as I don't think it's worthy of its own thread. Reddit thread purportedly from an ex-Data Robotics employee, including a dump of internal DR documents. Decompressed mirror of the contents of the archive. Redditors in the thread thusfar seem to think there isn't much scandalous in it. In fact, if one digs deep enough in the thread, there appears to be fair number of happy Drobo users. The whole thing seems more than a bit suspect to me, but I have not gone through the documents.
For whatever reason, the docs include this: