Rapalogs of formula I, pharmaceutically acceptable salts, pharmaceutical compositions, and preparation methods and uses thereof. The chips can be made from a dough composition comprising pre-cooked starch-based material and pregelatinized starch. A system may maintain the user device in an instant ready-on mode of communication with the other user devices. The apparatus also utilizes a laser with intensity feedback control to continuously optimize the reflected laser power for varying surface reflectivity as the sample is translated. The metal container is used to house the stacked body. For example, a gaming system generates a video display source that includes display data for a partitioned display, where each region of the partitioned display corresponds to a different player of the gaming system.