By Chris Rosvoglou Ravens quarterback Lamar Jackson is keeping himself busy this offseason. According to Josh Gerben of Boardroom, the former MVP has filed a trademark application for “You 8 yet?” Additionally, Jackson will try to trademark “Play Action Soulfood and More.” Gerben believes these two filings indicate that Jackson will enter the restaurant business at some point in the near future. So far, the early responses to Jackson’s trademark applications are mixed. “That’s fire,” a Ravens fan tweeted. “Love Lamar but this is a terrible name,” one fan said. “Oh my Yelp reviews are gonna be …