Bad developers do have that power. But best practice is to use a SyncAdapter, which works very similarly.
Actually, one of the biggest savings comes from apps all syncing at about the same time... firing up the cell modem is expensive, cheaper to do a bunch of transfers at once than spread out over time.
Actually, one of the biggest savings comes from apps all syncing at about the same time... firing up the cell modem is expensive, cheaper to do a bunch of transfers at once than spread out over time.