It's a feature that makes long vacation trips less
of a chore, especially late in the day, and takes the
hassle out of congested
traffic of daily highway commutes.
At its core is Google's desire to proactively deliver necessary and contextual information to the Android smartwatch wearer, be it an email, message,
traffic info, weather alert, or whatever, ultimately saving the wearer the «
hassle»
of whipping
out a phone and staring the display.