FARRAGO: partially revert eigenchange 4180 and add review comment
FARRAGO: partially revert eigenchange 4180 and add review comment

[git-p4: depot-paths = "//open/dt/dev/": change = 4181]

LucidDB/luciddb,LucidDB/luciddb,LucidDB/luciddb,LucidDB/luciddb,LucidDB/luciddb,LucidDB/luciddb,LucidDB/luciddb,LucidDB/luciddb,LucidDB/luciddb