This doesn't make sense in a rather fundamental way - there is no way to design a real computer where doing some useless work is better than doing no work, just think about energy consumption and battery life since this is laptops. Or that's just resources your current app can't use
Besides, they aren't that well engineered, bugs exist and last and come back, etc, so even when on average the impact isn't big, you can get a few photo analysis indexing going haywire for awhile and get stuck
sigh.
I firmly believe part of the initial commercial failure was because of the title. With something more descriptive like, "Escape from Shawshank" or just "Prison Break" people would have been more interested to see it.
But maybe that would have killed the real market for people who wanted a deep subtle movie.
Despite its disappointing box-office returns ...
...It went on to become the top rented film of that year.
also
While finances for licensing the film for television are unknown, in 2014, current and former Warner Bros. executives confirmed that it was one of the highest-valued assets in the studio's $1.5 billion library.
https://en.wikipedia.org/wiki/The_Shawshank_Redemption