ThinkOrSwim’s Thinkback has become useless for back-testing ideas involving IV, Greeks or probabilities


Thinkback regresses to stone age. Historic Greek IV & Prob OTM data extinct. SPX, SPY, QQQ, AAPL missing this data ’08 thru ‘12


NEWSFLASH! Thinkorswim's Thinkback thinks the crash of 2008 never happened. Historic Greek IV & Prob OTM data prior to ’13 unimportant.


Latest TOS downgrade drops historic Greek IV & Prob OTM data in Thinkback. TOS useless as a back testing tool.


Most believe, mistakenly, that naked [short] puts are dangerous. Compared to buying a stock they enjoy lower risk p…goo.gl/nSlFK


Is it possible to consistently beat the S&P 500? Is the S&P even a worthwhile target? goo.gl/DciFP: lnkd.in/byZcjdP


My conservative option plan is based on trading small and trading frequently with high probability options....: lnkd.in/b4Z-bJX


Pairs Builder is a site that takes a conservative approach to options. Here's all its performance data....: lnkd.in/bPVHxAU


Probability plays a critical role in trading options, not only your chanceof having a winning trade, but more....: lnkd.in/b9vfXtU


lnkd.in/MJANHr Here's another look at the importance of probability in trading. Credit Trades and the Probability of Trading...


My 50 trades since 2012 had 94.00% winners. My plan that marries pair trading with high probability options. The...: lnkd.in/26H_9r


My 50 trades since 2012 had 94.00% winners. My plan that marries pair trading with high probability options. The...: lnkd.in/e_mW_E


My 50 trades since 2012 had 94.00% winners. See my plan that marries pair trading with high probability options:...: lnkd.in/T7VRbe


My 50 trades since 2012 had 94.00% winners. My plan that marries pair trading with high probability options. The...: lnkd.in/rsuW4d


My 50 trades since 2012 had 94.00% winners. See my plan that marries pair trading with high probability options:...: lnkd.in/BVX2Tz


My 50 trades since 2012 had 94.00% winners. See my plan that marries pair trading with high probability options: lnkd.in/brkbQy


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