An apparatus receives virtualization manager indication of a capability selected from a virtualization manager capability subset. This preparation can continuously release bisoprolol at a constant concentration. When a button is pushed, the appropriate spice will come out of the selected second container. The outer sleeve member of the device slides over the inner member and forces the fingers against the bottle neck. Tuning or optimizing of the micro-bubble generating system achieves a required pressure drop to form micro-bubbles of five microns or less, and may form nano-bubbles. The at least one cable member has a first cable end connected to a first radial section of the seal member and a second cable end connected to a second radial section of the seal member displaced from the first radial section.