>> - is it easy to upgrade the machines? > Again. OpenBSD really sucks at this one. Building from source is light years > more difficult than 'apt-get update && apt-get upgrade, or 'yum upgrade' or > the > like. And you've got to track updates for ports yourself, making those even > more difficult to upgrade.
OpenBSD is not for you. Please go enjoy your apt repositories instead of posting to misc@