{"version":"1.0","provider_name":"Rainbow Dash Network","provider_url":"http:\/\/rainbowdash.net\/","type":"link","title":"Bit Shift (bitshift)'s status on Monday, 01-Oct-12 03:54:57 UTC","author_name":"Bit Shift (bitshift)","author_url":"http:\/\/rainbowdash.net\/bitshift","url":"http:\/\/rainbowdash.net\/notice\/1964429","html":"@<span class=\"vcard\"><a href=\"http:\/\/rainbowdash.net\/user\/5768\" class=\"url\" title=\"Thomas H\"><span class=\"fn nickname\">nlghtmaremoon<\/span><\/a><\/span> From some research the same subject prompted me to do: it's called a carrier signal flag, and it's meant to be flipped up both by you when you want to send something, and by the postal carrier when you've received something. I have no idea if it's actually still used like that, though, since I don't even live in the US."}