Although I agree with the author, using Piketty as the example seems counter to his argument: the FT found the errors in the spreadsheet in a few weeks. They we

Although I agree with the author, using Piketty as the example seems counter to his argument: the FT found the errors in the spreadsheet in a few weeks. They were obviously not very difficult to find. Sounds like Piketty's problem was a lack of peer-review, not the tools he used.