Hey David, I just tried it out and looks great! Congratulations on a great product! Colour me impressed. There are a million things in my head. Let me just men

Hey David, I just tried it out and looks great! Congratulations on a great product! Colour me impressed. There are a million things in my head. Let me just mention two: * When you are sending close to 20Mb of data compress it, it's going to make a huge difference in loading times. * I think, and I might be very wrong, but I think that when you are looking at a spreadsheet that looks like Excel you have certain expectations about the the UX. How to insert formulas, the way you extend content from some cells to others, etc One question, what algorithm are you using to evaluate the dependencies? Could you point me to the source?