That only explains a decision to take them down ITFP. What can be gained by shredding all that information? Maybe they aren't shredding it. Maybe they just want no publically available copies to exist.
But it doesn't excuse much. Capt. Obvious says, "it's temporary, it could have been anticipated, 'protecting' their datacenters from the load in exactly this way will almost certainly be interpreted as ill will, there are options not being taken such as throttling or even voluntarily sending it all to archive.org"