It has nothing to do with integrity and everything to do with them forcing content upon you which you have explicitly chosen to exclude. Additionally , this will likely be the final nail in the coffin for small webmasters. You won't be able to spin up a little passion project anymore and have it visible by the rest of the world unless you understand the complex requirements for implementing the new system. Mandatory SSL already hurt a bunch of small businesses and bloggers, and that was relatively easy to solve if you threw more money at the problem. This would kill the open internet.