No, you don't know. But since you "can practically guarantee" I guess you're saying you do know.
"......schools are unable to do what they used to do." Right. Time for new innovations I'd say. As for what they are unable to do, in some cases that might be a good thing.
"......schools are unable to do what they used to do." Right. Time for new innovations I'd say. As for what they are unable to do, in some cases that might be a good thing.