[aprssig] Why APRS mobile?

[John Habbinga]

> On the other hand, NMEA sentences have the actual time of the "data"
> embedded which is data lost with the shortened forms.  For some
> applications this is a good thing.

On the trackers just check off time-stamp, and the format you want, and the 
time/date will be inserted.  It will still be a shorter packet than a NMEA 
string.