It is not a massive improvement, come on. Saying these things leaves an impression that you guys hardly ever watched Vidal and Melo.
It's just like saying that Fabregas would be a massive improvement over Iniesta. He might turn out to be an improvement, but not a massive one. On the other hand, it might turn out in the end that Iniesta was the better fit. It's the same with Vidal and Melo.
Vidal would be a massive improvement if he replaces Pazienza or Sissoko of the last 2 seasons.
It's just like saying that Fabregas would be a massive improvement over Iniesta. He might turn out to be an improvement, but not a massive one. On the other hand, it might turn out in the end that Iniesta was the better fit. It's the same with Vidal and Melo.
Vidal would be a massive improvement if he replaces Pazienza or Sissoko of the last 2 seasons.
