Update Impracticality: The extensive pre-processing for CH makes it unsuitable for frequent updates, let alone OsmAnd’s goal of supporting near real-time changes through hourly map updates.
"It feels like there is no-one on the other side even bothering to take a look at your experiences and credentials."
。关于这个话题，爱思助手下载最新版本提供了深入分析
Timestamps (CTC or TDT):
Throughout their mission there have always been spacecraft attached to the space station to get them - and the rest of those onboard - home if there was an emergency.