We may already be walking in a unified world, we just don't know it for certain. Here's what there is to be found to corroborate or refute the premise.
"There is so much to do I haven't been able to sleep," said Brian Barnhart, the IRL president in charge of competition. - Autoweek
AUSTRALIAN Champ Car star Will Power has called for the series to merge with the rival IndyCar Series, even though it will ruin his title hopes. - Melbourne Herald Sun
...if Panther’s telling the truth, then we have to wonder if Haas has telegraphed a sooner-than-expected jump to Tony George’s series by going after Meira, a guy with plenty of oval experience to balance out Wilson and Rahal’s road-racing background. - Indy Racing Revolution
Laguna Seca officials confident Champ Car will return in May - Monterey County Herald
UPDATE: Curt Cavin says Brian Barnhardt is on a chassis hunt. Warning: the following story contains actual cited quotations from real people. Reader discretion is advised.
Indy Racing League officials are making plans to accommodate Champ Car World Series teams, the latest sign that the two open-wheel series are nearing a deal to end their split.
Brian Barnhart, the president of the IRL's competition division, said today that league founder Tony George, who is negotiating a possible reconciliation with owners of the Champ Car World Series, has asked him to determine which IRL teams have cars and equipment to spare.
Barnhart noted at least 60 cars owned by various IRL teams.
"(He) has me talking with these teams about chassis, but he does not have (anyone) buying it yet," Barnhart said.
(MORE from IndyStar)