The company apparently sent out an e-mail to some Latitude users this morning, warning them that the service might be giving away their location – which is kind of the whole point of the app – and asking them to check their settings.
Update: commenters tell us Google started sending out said e-mails a while ago, not today.
This is the e-mail, forwarded to us by Andrés Catalán:
---- Forwarded message ----
Date: Feb 18, 2010 3:22 AM
Subject: You are using Google Latitude and reporting your location
To protect your privacy we would like you to know that Google Latitude is running on your Android-powered device and reporting your location.
If you didn't enable this or want to stop reporting your location please open the Maps app on your device. Go to ‘Menu' > ‘Latitude' > ‘Privacy' and change your privacy settings.
Google Latitude Team