I believe Tom is alluding to the fact that making a UI or JS library GPL'ed is a dick move. The Ext guys moved here from Flordia to take advantage of funding.

I believe Tom is alluding to the fact that making a UI or JS library GPL'ed is a dick move. The Ext guys moved here from Flordia to take advantage of funding. They have a very "outside the valley" view of things, including wacky licenses.