Last night I had a dream Á¢€¦ of long-faded memories, and basic-cable infomercials: Voiceover: RememberÁ¢€¦this? John McCain: Á¢€Å“Who is Barack Obama?Á¢€ VO: ThatÁ¢€â„¢s right Á¢€¦ they’re the hits youÁ¢€â„¢ve come…