When Will Reality TV...?

Reality TV already exists and has for decades (popular since late 1990s/early 2000s).

Did you mean:

• When does a specific show premiere? (Provide show name.)
• When did reality TV become popular? (~late 90s/early 2000s.)
• When will a new trend emerge? Hard to predict; trends evolve constantly.

Clarify your question for a better answer.