Source: The Telegraph
quote: I'm sure some of these teachers have been teaching for a long time and have taught classes going well beyond the current generation of technology. So if those teachers see a significant difference in performance from previous generations, it would be reason to show concern. On the other hand, teachers who have been in the profession for only a couple years probably don't have much credibility in this concern.
quote: then suddenly the last 5 years of performance has been diminishing