Bill,I agree that we can't decide ahead of time what is going to be folk. If everyone sings what THEY like, time will sort the wheat from the chaff.
It comes down to what Elsie said "ask me again in 40 or 50 years".
But if we don't sing the songs, some of them will be lost.
So keep singing :-)
Bert. - albert.hansell@bentley.com