With a thousand points, you barely notice the delay. With a million, you're doing a million distance calculations for every single query. On a phone updating the map as the user scrolls, that's untenable.
(and seem to get mixed up with its use of LUCIFER/DSD-1/DES for communications).，更多细节参见91视频
Филолог заявил о массовой отмене обращения на «вы» с большой буквы09:36，详情可参考同城约会
Медведев вышел в финал турнира в Дубае17:59