Does stop anyone from peddling ashes of Joan d'arc et al.
Gullible people will buy in.
Like man arrested in NYC after soliciting funds for the widow of unknown soldier, despite people contributing!
RCs are deeply into cult of saints and will fork over cash for canonization.
The godfather of St. Andrew Avelino told the family: no more saints in the family; too expensive.
Saints in RC tradition is tantamount to multiple gods in Hinduism.
Most saints has a niche market.