It sure is difficult to find companies that are NOT using Hadoop for somewhat morally questionable stuff (like ad targeting). It's impressive what the Facebook

It sure is difficult to find companies that are NOT using Hadoop for somewhat morally questionable stuff (like ad targeting). It's impressive what the Facebook guys did with Hadoop/HBase, but it looks like they patched here and there and everywhere to make it work for their specific use cases. Makes me wonder if a from-scratch redesign is in order to really get realtime processing to work properly with Hadoop.