Earlier quoted context omitted.
i mean to be fair that's the big problem with most licenses as "not written very well" covers almost all problems with contracts :) Like the LGPL is confusing because it is not written well in some sense. But that goes to "confusing" instead of "unenforceable". But yes, better written the problem with this license would just be "They are trying to claim things they know they can't claim" instead of "they are actually…
Sorry, I just meant: "a more conscientious lawyer could have straightforwardly drafted that contract to avoid some of its major problems". Like, the subtext of the question is, if I was MongoDB, and stipulating that I didn't create unreasonable work conditions like "get it done in a day", should I be pissed at my lawyer? Additional question: if you can fix that problem with the contract with a "to the extent possible…
In my experience, the lawyers mostly warned the clients and the clients did it anyway.
Part of being a lawyer is simultaneously taking the blame for stuff like that while having done very careful diligence so that your malpractice insurance rates don't go up from clients successfully suing you :)