What if Touchstone Pictures was founded in 1963?

Touchstone Pictures was founded in 1983 by Ron W. Miller in reality, at least, it would give more films, so Disney not buy Fox. Still making films yet together with Hollywood Pictures.

Info
Touchstone Pictures is an American film distribution label of Walt Disney Studios Motion Pictures, created and owned by The Walt Disney Company. Was created especially with the objective of making films with more mature subjects for the young-adult audience, since Walt Disney Pictures would only serve children and youth people. First Touchstone film was rated GP.

But in this alternate reality idea where Touchstone Pics was founded in 1963.