Virtualization becomes free

Virtualization has been predicted to become a commodity since a long time. We are now in the exact moment when the projection becomes reality.

With the today’s releases of Microsoft Virtual PC 2004 SP1 and VMware Server 1.0 for free, the most popular virtualization platforms are now available at no cost:

In this scenario how companies like Parallels and Win4Lin can sustain a strategy where they ask customers to pay for their solutions?