Seems like this could be avoided by simply approaching the author and offering to pay for a version of the software with the license you want. If I'm not mistaken, the author in question has in fact given companies in the past permission to use this particular library for "evil purposes". Most importantly though, one should refrain from making demands on people who are offering you things for free. If you like the co…
or taking the JSON grammar and implementing it from scratch. It's not exactly complex, the most complex part is strings and even those are rather simple.