sourcegear-vault

What is your opinion on Sourcegear Vault?

I am considering buying Sourcegear Vault for mydev-team as an alternative to Subversion/TFS. Cost is not the option/issue here and I want something more modern than SVN. What is your opinion on using it in a team? What do you like about it? What do you not like about it? Hate? annoyances? Good? bad? Worth getting? ...