To be fair, most windows admins don't want to touch zenworks either, so I think the problem with zenworks runs a bit deeper than a simple windows vs linux rivalry.
( RHCE/MCITP EA admin here )
CentOS itself doesn't have any paid support plans for their RHEL based offering. There are some companies that offer support for CentOS.
Maybe I misunderstand that sentence, but CentOS definitely has no paid-for support offering, nor does the CentOS project advocate or advertise for companies who might give such support. Reading just the first paragraph seems to comapre CentOS with Oracle's effort, which in deed includes a support contract.
"Linux and Windows platforms are like Hatfields and McCoys in the data center" [tfa]
"The Hatfield–McCoy feud (1878–1891) involved two warring families of the West Virginia–Kentucky backcountry along the Tug Fork, off the Big Sandy River." [wikipedia]
Right. I'm an American and I had nfc what that meant. I assumed this was a Star Trek vs. <new hot series the kids watch nowdays>.