His main concern is suddenly updating ~25% of all websites to "include" the React license.
Imagine Microsoft running a small WordPress site off in the distance somewhere that takes the Wordpress + React update. Tadaa, MS is now in theory bound by the FB patent clause.
He doesn't want to be responsible for the potential legal liability of encumbering 25% of the internet with a new license agreement.
His main concern is suddenly updating ~25% of all websites to "include" the React license.
Imagine Microsoft running a small WordPress site off in the distance somewhere that takes the Wordpress + React update. Tadaa, MS is now in theory bound by the FB patent clause.
He doesn't want to be responsible for the potential legal liability of encumbering 25% of the internet with a new license agreement.