[anigbrowl]

This implication is purely in your head. The article and the scientist whose work it describes are just pointing out the identification of some data that's been transmitted across a public channel for years without anyne noticing.

[defrost]

It's been noticed for a long long time, as noted in the article, this is more or less the first time it has broken in more general public news media.

Civilian high precision surveying has been reverse engineering raw GPS since the Navstar sats and swapping notes on back channels.