Well, the facts are undeniable yet the experts still screwed up royally. Remember now, the foundation is key to every piece of this house of cards. Come on, this was known by everyone and his mother before the project started:
1) we are in earthquake country
2) the land around that area is essentially landfill
3) what happens should you brilliantly decide to build a heavier design despite #1 and #2
Yeah, I am sure any handyman would actually rationalize that one needs to go just a bit father to bedrock and not go cheap. Why? Because any half smart handyman does not want to have to redo a job. That means time and money. Shortcuts on minor things happen all the time in projects but you are seriously stupid to want to gamble with your foundation. The developer deserves everything coming his way....