Real image compression (JPEG, PNG) uses different techniques (DCT, entropy coding), but quadtrees capture the same principle: spend your bits where the detail is, not uniformly across the whole image.
Фонбет Чемпионат КХЛ
，更多细节参见同城约会
DTF St. Louis' structure is infuriating.
sophisticated, with the host computer able to send configuration information