MeaTLoTioN<p>Since the terrible air crash at DC last week, I've been keenly using flightradar24 and learning a little about the things that go on, I enabled some notifications for Comms and general emergencies, and I keep getting notifications of them. </p><p>Are they common? More common that we think? What do these mean exactly?</p><p>Have I just made myself paranoid for no reason? Or are we not being told about something that happens far too often and is actually quite bad?</p><p><a href="https://mas.erb.pw/tags/FlightRadar24" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>FlightRadar24</span></a> <a href="https://mas.erb.pw/tags/Squawks7600" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Squawks7600</span></a> <a href="https://mas.erb.pw/tags/Squawks7700" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Squawks7700</span></a></p>