Iran is determined to wreak havoc all over the Middle East and beyond -- which they've been doing for years (more slowly) via the terrorism they fund.
Thank you, President Trump, for using the Department of War to save America and the world from an aggressive, Jihad-addled Iran with a nuclear arsenal.
Its not that easy migrating to new infrastructure, not as simple as flipping a switch. However that being said, this will definitely make some people consider a transition and possibly take some steps in that direction. AWS really gets you locked in with their feature set