Lazyness because there is no incentive. Again, the open source analogy comes handy: I usually write hugely embarrassing code for my projects, but if i had to op

Lazyness because there is no incentive. Again, the open source analogy comes handy: I usually write hugely embarrassing code for my projects, but if i had to open source it, not only would i write better, i might actually discover errors hitherto undetected. Equivalently, people would triple-check their data to avoid being embarrassed. That would also signal a shift from the "publish or perish" madness to "just publish good", which is huge.