If you prevent licensing software to large corporations, small corporations won't use it, either, because small corporations may get acquired by large ones. Such a license would be a "poison pill". I am not a lawyer and this is not legal advice. We picked the Boost license for the D Language Foundation because it is the closest to public domain we could find. Besides, why would "bad guys" be deterred by a license, an…
Acquisitions already come with a giant laundry list of IT work to bring things into compliance with internal policies and maybe contractual requirements and such.
Would one more thing that has to be done sooner rather than later really make that much difference?