Totally agree on this.
I sometimes book business class tickets for others, and many of them have never flown in business class before.
Naturally they look forward to the trip and board the plane with full excitement, but realize soon enough the FAs don't care about them and feel the disconnect Dorian mentions.
I was watching a video the other day about how NH trains their FAs to try to make their pax feel "special" onboard, and I think this is the biggest area where AC lags behind its so-called Asian competitors.
For anyone who's interested, it's a fun clip to watch: