I use the soveigrn's as a baromter specificly eagles and maples. Stipulating they do carry a significant premium most people don't understand anything else and tend to gravitate to these.
Yes more savvy investors will find a better price but most don't understand the basic fundementals of PMs to begin with.
Less than 1% Americans buy phyzzz. What would happen if 2% jumped on the bandwagon?