Does it not seem odd to you that the only competitor for Windows file sharing recommended here is a open source clone of the same technology they are trying to replace?
There is a reason why Windows servers are so popular and it is no one makes directory services, file sharing, group policy, and email/calendaring as easy as Microsoft. Microsoft has been so successful at creating these services and making them simple to administer that most open source projects try to emulate/replicate/duplicate what already has been done.
So stay up on your soap box saying how much better the open source version is...
"On Earth, bleaching of rock surrounding a fracture is a clear indication of chemical interactions between fluids circulating within the fracture and the host rock," Okubo and co-author Alfred S. McEwen reported in the paper. The researchers also said that layered outcrops can indicate cycles with materials deposited by regular episodes of water, wind or volcanic activity.
A morsel of genuine history is a thing so rare as to be always valuable. -- Thomas Jefferson