Most American investors can’t take advantage of some of the best markets and most explosive growth opportunities just because they’re happening outside the U.S.  So we’re forced to seek workarounds.  We can invest in shares of non-U.S. companies through American Depositary Receipts (ADR). I’ve done that countless times. They’re listed on American public stock markets. But the variety of companies is limited. Most of the overseas companies that do this…