1. never format a SD or Flash Memory
2. if you check the changelog for the Navcore you'll notice that this is a new feature.
If using your TT let's say every morning at 4 to start youe deliveries it won't search for the satellites but have them ready to go.
This is managed through calculating the new positions, some other providers have for years under the name "instant fix".
More and more modifications are made possible through TT now like new icons for your Home location and buddies, changing the arrival message and much more to list.
Waiting for new Loquendo version to arrive for TT ....