to augment proof of work with proof-of-stake and circulation
and have been active in the system for a longer time and are trusted/interconnected to more users have a stronger say
Things like this tend to be prone to
Sybil attacks. I'm not an expert but what I learned from comments like
this is that there are some very good reasons why Bitcoin is based on Proof-of-Work rather than trust. Not sure if this applies to your system.