The yield is big, but as always, there are trade-offs to consider before diving in. Like dividends? A little outfit called Hercules Capital (HTGC -1.31%) dishes them out in a big way. Shares of this business development company boast a trailing dividend yield of a little over 8%, in fact, and that's based on just its ordinary quarterly payout. Adding its supplemental dividend to the mix cranks the trailing-12-month yield up to nearly 10%. Not bad. Before plowing into a new stake in this name based on nothin ...