(2) The Founders did indeed countenance blasphemy and obscenity, certainly by the definitions operative in their day.
(3) We are not discussing pornography or stomping on kittens. We are discussing a volume of hack comparative religious theory.
1. Yes they did, I did the Moral Absolutes ping list for about a decade, and I remember that case.
2. Obsenity, pornography and blasphemy such as is tolerated (or celebrated) today would never have been countenanced by them, and the mores of that time (much better than ours today) did no countenance such things even by their more stringent parameters.
3. The hack comparative religious theory is considered by practicing Hindus to be blasphemy and obscenity. Why shouldn’t they forbid it if they want to?