In addition to Embry, there are many others who think silver will WAYYY outperform. Butler's friend and sometimes mentor Ira Harris thinks that silver should be worth (and may one day) MORE THAN GOLD, based on the current supply/demand fundamentals.!!
If the physical market breaks this year, as some think it will, then silver could become like the tulip bulb craze of the 1700's as people rush to get out of paper US reserve notes ("dollars"), Yen, Euros, etc.
Google "silver supply demand" or some such thing to learn more.
IPT is leveraged to silver price strongly now, being on the cusp of major multiples of profit expansion. GLTA