I posted this in the BBUK thread but I think it is just as relevant here - a quote from a great article in Esquire to mark 20 years of BBUK.
www.esquire.com
It's about Channel 5 but applies just as much to both Channel 9 and Channel 7 IMO.
I think the spoonfeeding comment is spot on. We used to be presented a series of scenes from the day and then viewers would go away from the episode with their idea of what the main storyline to take away from it was, along with having the opportunity to see things slowly building over several episodes. Now producers try to force their idea of the key storylines on to viewers, and hence it is much less engaging to watch.

The Show That Changed TV Forever: 'Big Brother', 20 Years On
How did a reality show about nobodies doing not very much come to seduce the world? Two decades after the 'social experiment' first appeared on British screens, we speak to former contestants and staffers about Big Brother's controversial life and legacy
It's about Channel 5 but applies just as much to both Channel 9 and Channel 7 IMO.
Daniel Jones says that the show was more exciting when it was less editorialised: in the Channel 5 era, he says, viewers were spoonfed one storyline, as opposed to being allowed to pick up on housemates' small behaviours, glances, and comments. Channel 5 also did away with the live feed, sacrificing a defining element of the show. The channel interfered too much, says the anonymous director, making “very last-minute snap decisions” and saying things like “We're now not doing this eviction tomorrow, we're gonna put four people in instead.”
I think the spoonfeeding comment is spot on. We used to be presented a series of scenes from the day and then viewers would go away from the episode with their idea of what the main storyline to take away from it was, along with having the opportunity to see things slowly building over several episodes. Now producers try to force their idea of the key storylines on to viewers, and hence it is much less engaging to watch.