These experience degradation pushes people gradually towards a cliff.

Another competing thing comes up in people's life (it need not be even in the same category), the previous one would be dropped if there are unpleasant association with it - conscious or subconscious.

OR, ..need to cut back (finance, digital wellbeing, etc.), again the first thing would go out is the one which is associated with less value i.e., of lesser quality, not living upto expectation, and so on..