Why is this all coming out now? Because it is not happening in isolation, it is part of a co-ordinated, systematic plan to weed the Globalists out of the Deep State and replace them with Nationalists. The memo sets things up for the OIG report(s), the way the Dems have played this situation has walked them straight into a trap. Their panicked over-reaction suggests they are dealing with much more than just the 3.5 page Nunes memo.
Here's my take on the memo: https://steemit.com/trump/@steveouttrim/my-take-on-the-memo