They'll start to care pretty quickly when they get a visit from a 3-letter agenc...

CamperBob2 · on June 17, 2021

Realistically, that's not going to happen unless a harmonic lands within the ATC band or a GPS subband.

The trouble is, that's entirely possible. This sort of thing needs a good enclosure, or at least some board-level shielding.

lstepnio · on June 17, 2021

99.999999999% not going to happen. On the remote chance does, expect a simple educational talk.