Valve updated Portal a few moments ago with this cryptic line being the sole change.
Portal
- Changed radio transmission frequency to comply with federal and state spectrum management regulations
Don’t ask me what this means, but there’s a new achievement for the game, and Steamforums posters are already all over this. For now all we know is that there’s rumors of a radio in each chamber, and they play different messages, in morse code or whatever. As an European, I can’t check it out, as Valve updates always come at the darnedest times.


March 2nd, 2010 at 11:20 am
Somebody decoded the radio sounds, and look what they got:
http://forums.steampowered.com/forums/showthread.php?t=1169218
March 2nd, 2010 at 6:37 pm
The entire forum seems to be down… This sure caused a ruckus.
March 3rd, 2010 at 4:23 pm
New blog post on the tf2 blog-engi update!
March 3rd, 2010 at 4:24 pm
well, kind of…