I think that may be changing - another sister in law who works in the States thinks there is a future in care homes in the Philippines - at least and initially for balikbayans.
But my real point is that those of us in an unequal age relationship need to plan for the moment - which will come - when the disparity suddenly becomes critical.
Of course, there's a pretty good chance that one will get carried off with a heart attack or a stroke or a fairly quick cancer...
