Worth watching...
https://www.rfidjournal.com/news/hundreds-weigh-in-on-fcc-nextnav-petition-for-900-mhz-band-change/221647/
This is a blatant spectrum grab down in the 900MHz band...
https://www.uschamber.com/technology/nextnav-petition-coalition-reply-comments
Which goes back to this...
