In one embodiment a system is disclosed that includes an actuation device coupled with a turbomachinery mechanism. The manifold interface has a housing, with an air inlet aperture, outlet apertures, and a chamber. The method, program system, and computer product may further include presenting a mechanism for designating a scope of tagged content by author, date, date and time of day, document phase, author role, or a combination thereof, and locating a selection of at least some of the tagged content according to the designated scope of the tagged content. The inner assembly is a suspended hub concentric with the circle formed by the anchors and having no axle at its center.