A virtualization-heavy list today, so let’s get started. VMware’s licensing cost structure shows signs of adaptability; Symantec discovers that virtualization and cloud tech fail to live up to their potential for many IT shops; and the Payment Card Industry sounds the alarm on credit card data stored in virtualized environments.

All that, plus Intel’s vision of the chips that will run the cloud in today’s Top 10 Green IT roundup.

VMware takes two shots at cost of its products – ITworld
Changes to app virtualization development licensing and an acquisition hint at a future of more agile cost structures.

Survey finds many disappointed in virtualization, cloud computing – Network World
IT pros tell Symantec that these white-hot technologies aren’t what they’re cracked up to be.

PCI Updates Rules for Customer Data In Cloud – InformationWeek
Safeguards should be just as strong when customer data is on the cloud, if not stronger, according to the banking group.

Quantum Acquires Pancetera Software For $12 Million – Virtualization.com
Cost-reducing, virtual data security and management firm gets snapped up. Looks like Quantum got PCI’s memo.

Research@Intel: The cloud’s future is many-core and GPU accelerated – Ars Technica
More multi-core chips… No shocker there, but there are some intriguing ideas like GPU-accelerated crypto.

ETF Invests Over $7 Million in Cleantech Newbie 4Energy Ltd. – Green Technology World
Startups that help data center operators save money — cooling costs in this case — continue to rake in VC funds.

Are consolidation’s savings a mirage? – Federal Computer Week
Could the software part of the equation throw a wrench in the U.S. Government’s ambitious data center consolidation plans?

Verizon Exceeds AT&T’s Energy Efficiency Performance – Triple Pundit
No losers here as AT&T beats Verizon in greening supply chains and water use.

Interxion uses 100% renewable in Brussels – DatacenterDynamics
The colocation company makes a huge commitment to renewables. Are you watching Facebook, Microsoft and Apple? (Google gets a pass in this regard.)

Will Chromebooks Speed Cloud Adoption? – ZDNet | Virtually Speaking
Cloudbooks’ aversion to installed software might have a big impact if the device class takes off.