With Chelsea watching European football at home this summer, attention has instead turned at times to players that could well have joined the club this season. The Blues went through a busy summer as far as transfers go, smashing their club-record fee for the addition of another midfielder. Moises Caicedo joined the club to partner Enzo Fernandez, and while he has certainly not quite lived up to the price tag yet, a player who could be crucial for years is clearly there. Before raiding Brighton and later Southampton for the addition of Romeo Lavia, the Blues were actually looking at a number o…