I think the implication here is that "Mongo's documentation is deliberately bad in order to hide their technical deficiencies," i.e. they're hoping people will

I think the implication here is that "Mongo's documentation is deliberately bad in order to hide their technical deficiencies," i.e. they're hoping people will use the defaults, be impressed by the speed, and never realize until it's too late that they're not getting the consistency they were promised.