It got better as time went on, it was sort of achingly right on liberalism with implausible plots at first, but then got more into a bit more of a sci fi mode in series 3 and 4. I’ll be watching Season 5 I imagine.

Yes exactly. Partly I think they see homeless people as “not like them”, as “deserving causes” to be helped. Most of the time the reality is that homeless guy could have been their next door neighbour but for something awful that happened in the past.