If you looked at your portfolio report these past few days, you might have noticed an unreasonable increase (typically well beyond 1000%) in your portfolio time-weighted returns, as well as a sharp increase in ES3's monthly volatility (>20%). Firstly, I am very thankful to users who took the time and effort to report this issue. Some users even went a step further to take screenshots to ensure that I can easily understand the problem. In fact, several users did so independently. It is very important for users to report irregularities because many a time, I do not even see these errors as everyone uses StocksCafe differently. Next, I would like to explain why it happened and why it is unlikely that it will be error-free going forward. For this particular issue, there are actually two reasons: 1) Generating portfolio report is a computationally-expensive task. As the number of users for ......