Yes but how do you know it's worth your time to open and read in the first place? He's suggesting like a "digg" or "reddit" on behalf of those people, ie, "the

Yes but how do you know it's worth your time to open and read in the first place? He's suggesting like a "digg" or "reddit" on behalf of those people, ie, "the public" reads your suggested email and vote up those they think is worth it for you as the "famous" person to read.