There's plenty effort improving those aspects. Including by employees in companies making money on PG support. But there's plenty hard problems - there are in o

There's plenty effort improving those aspects. Including by employees in companies making money on PG support. But there's plenty hard problems - there are in other areas too, but work on those often started much earlier. These days the result of complexity around replication leads users to RDS et al, which reduces income for the various PG companies, it doesn't increase it.