By 2010, Garmin began phasing out MapSource in favor of , which offered a more visual, 3D landscape view and better database management. Later, Garmin Express took over the simpler task of device updates and map installation. For most casual users, the death of MapSource went unnoticed. But for the dedicated minority—the thru-hikers, the adventure motorcyclists, the bush pilots of the Alaskan outback—the transition was painful. Many refused to give up MapSource for years, running it on virtual machines or old laptops. They argued that BaseCamp was bloated and slow, while MapSource, despite its age, was reliable, predictable, and did exactly what it said on the tin.
: It provides tools to record and analyze linear movement, such as transect lengths in biological studies or shorebird habitat monitoring. mapsource garmin