They don't need to understand that. The question they need to answer is more along the lines of "Did Twitter purposefully mislead investors in their filings to

They don't need to understand that. The question they need to answer is more along the lines of "Did Twitter purposefully mislead investors in their filings to the SEC to such a great extent that it greatly lowers the future potential profitability of Twitter?". The answer to that is almost certainly going to be no.