Yes, once the project is complete, you may choose to upgrade from softcover to hardcover via BackerKit. The cost should be in the neighborhood of $10 per book.
The Crashing Chaos PDF will be available as soon as Kickstarter finalizes and deposits all funds - typically two weeks from the end of the project.
I can send sooner than that on a case-by-case basis for those that need it.
Printed rewards will all ship together, as per the schedule listed on each individual tier.
Don't see the answer to your question? Ask the project creator directly.