The humor, performances, authenticness, and language are the reasons to watch.
Slang like “on the never-never”, “you rass”, “are you screwing me out?” “It really got your goat, didn’t it?” “Pipe down will ya?” “Ya rollock!” “Did you have a good kip?” Whether Brits still say these things now I couldn’t say.
Arguably one of Mike Leigh’s funniest. Very little actually happens, there’s a lot of aimless hanging about. Unemployment paralysis is not a new condition.