1984. my explanation was it s like a freight train hitting a volkswagen. now a high-tech game changer called the mvp, mobile virtual player, the brain child of dartmouth engineering students and head football coach. just as close as you can get short of tackling a real person. a robot with speed. we ve clocked in, you know, five-second 40-yard dash. capable of moving forward, backwards, even spin moves. it makes some quick cuts too. it s definitely pretty difficult to tackle. the mvp allows players to rehearse in-game scenarios without tackling each other reducing one of the biggest injury risks, concussions. the risk to college players is huge. the ncaa rules allows them twice as many contact practices as professional counterparts. and the stats are concerning. the nfl reporting more than 200 concussions per year for the past few seasons. thousands of former players recently sued the nfl claiming the league knew the dangers of concussions for years but did little to mi