Bloomberg Apps are basically keywords that you enter in the terminals “command line”. I suspect GRAY (because it’s capitalized…the BB command line is all caps)

Bloomberg Apps are basically keywords that you enter in the terminals “command line”. I suspect GRAY (because it’s capitalized…the BB command line is all caps) is one of those apps. The more traditional way to represent that would be GRAY<GO>, which basically means typing G, R, A, Y and <Enter>.