The story in the Guardian by Antony Loewenstein certainly reports that William Binney's personal opinion as a former employee of NSA is that NSA is gathering up and recording whatever it can and that NSA has a "totalitarian mentality." That is a very important issue, if true, but it is at least debatable that NSA is really that thorough in its actual practices and really that generally blatant in disregarding the civ…
I've witnessed the assumptions that senior managers sometimes make in medium to large organisations that what they call 'IT' will somehow improve things or answer vital questions when in fact it is the observation of a business process with steps in detail that is needed to find the bottlenecks.
Perhaps I'm being cynical but the 'selling' of large volume data collection (even if a lot of that data has no predictive value and remains static on the hard drives in the data centre) to the politicians might be seen as guaranteeing budget.