The issue: Big Tech has the $$ infrastructure, data, ability to pay talent, and access to market which no one else does. So as academics, you either pay retail for access, or get it discounted/free by yoking yourself to Big Tech (via dual affiliation, or just being hired). 2/
IRL, no academic can afford to pay retail ($100b training runs, y'all). So, academic labs vie for access/proximity to Big Tech infra in pursuit of doing 'relevant' research--something that should alarm fans of academic neutrality/those concerned w conflict of interest. 3/