Formula 1’s return from an unplanned month long hiatus is not only a time to see how rules tweaks will work, it offers an opportunity for Apple TV to have a second launch in its first year as F1’s U.S. broadcast partner . Add into it that this weekend’s race is in Miami — traditionally one of the most-viewed of the season not only in the U.S. but worldwide — and hopes are high that casual viewers of the sport will be able to increase audiences. “I think it’s a relaunch in a way. We’re treating