Embodiments of the present invention provide an electronic looping, recording, and playback apparatus. The support members are provided with internal channels for circulation of a cooling fluid, and are provided with side surfaces adapted to support rows or refractory bricks between adjacent roof support members. In other embodiments of the sofa lover’s sofa, a sofa or the like can have a lower front panel that is rotatable to a position overlying a seat cushion so as to act as an armrest for a person sitting crosswise on the sofa. Fourth and fifth discrete links couple the first routing engine to the first routing engines, respectively. In addition, the first pump assembly includes a first wobble plate including a planar end face axially adjacent the second end of the piston and a slot extending axially through the first wobble plate.