Methods, systems, apparatuses, and computer readable media for controlling one or more electronic devices are described. The removable storage device interface is connectable to a removable storage device. The suspension member is joined to the fixed member by the cooperation of a first portion of a hook and loop fastener on the suspension member and a second portion of a hook and loop fastener on the fixed member. Such electric double-layer capacitor has a large electrostatic capacity and excellent durability. Also disclosed are methods and kits relating to such lubricating binding system. In an intelligent disk having a disk portion for storing information and an electronic circuit portion for processing information, a program for controlling at least an external device as a peripheral device is stored in the disk portion, and the electronic circuit portion executes the program to control the external device as a peripheral device.