STAY AWAY! From DTI and Busby
Save your money find a real trader to mentor you or a legitimate trading course plenty are reviewed here and other sites Busby is a salesman thats it, cant trade his way out of paper bag and hes always talking about Low Hanging fruit as though it wasnt obvious...
Yes the Darvas indicator works well as long as you follow the rules and only use it on highly liquid instruments such as Index or AAPL or GOOG type stocks, and currencies like gbp or EurUsd
Good trading!
nirvana systems has omnitrader and visual trader they both have a market replay function for both stocks and futures if you have the data connection, they also include their own strategies that fire off signals real time and you can confirm them with your own method for trade entries, you can...