this is more than just the signal locator.
This is about intentionally created a SECRET data file which is unique to the activities of a single user.
I agree. Not to worry.
I just wanted to get the facts out that regardless of whether or not your *device* keeps a detailed location log, the network does, on a device-specific EMEI number basis.
The networks MUST do that so you can be and remain authorized to send and receive calls and data as you move around.