?? examples of hodge filtration / grading (?? ...) that we maybe sort of uncosciously already understand ... or can easily work out ... ?? ...

?? flag varieties ... ??? grading should be very trivial in some way because seems like "everything's geometrically represented" ... ??? ...

?? curves ?? ... ??? shouldn't be too hard to work out ?? ...

?? also ... thinking about ag correspondences and complications in how they relate to left adjoints in non-affine (?? ...) case ... ??? flag variety as good example to play with ?? ... ??? ....