House of the Dragon — premiering August 21 on HBO Max, and August 22 on Disney+ Hotstar — is in an odd position. Through no fault of its own, a cloud hangs over the Game of Thrones prequel spin-off. The eighth and final season of Thrones left a bad taste in nearly everyone’s mouth, owing to a series of odd and rushed creative decisions. At the same time, Thrones’ massive success over the years — it was arguably the biggest TV show of…