When Clearing Cache Doesn't Fix "javascript error x": How Corporate Firewalls Quietly Break Web Apps
https://padlet.com/melissamayer31vvtpy/bookmarks-3sv8gj085wxc5p1h/wish/MxrmZYxM0DJYQGOq
Corporate firewalls and network appliances are behind more client-side errors than you think The data suggests that a large portion of "mystery" JavaScript failures reported by users are network-related rather than code-related