Lionel Messi's MLS playoff debut ended in disappointment as his team, Inter Miami, was eliminated in the early rounds.While this is a blow to Apple TV and Major League Soccer (MLS), Messi's impact on the league has been significant.However, Messi and his Miami teammates will still compete in next year's Club World Cup.Despite the setback, MLS recorded a record attendance this season and Inter Miami's revenue nearly doubled since Messi signed.