Doing business with your head in the clouds

Imagine no possession, I wonder if you can?" John Lennon wondered before exactly 45 years. Many have mistaken he was referring to cars, homes and jewelry. Only true fans know that he meant the IT infrastructure. Can organizations in the 21st century survive without ownership of iron and software?
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Apache Spark on z/OS

There is some rough calculation that Spark on z/OS pays off even when you transfer more than 150 GB of data from the z/OS to data warehouse on some other platform.
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