Chelsea new signing is still unproven – they should have signed £62.5m star insteadChelsea’s spending spree continues with a £50m bid for Dortmund’s Jamie Gittens, a young talent with potential but unproven at the top level. This echoes Sancho’s expensive flop at Man United. A more experienced option like AC Milan’s Rafael Leao might offer better value despite a higher price tag. Chelsea’s pursuit of immediate success under Clearlake Capital could backfire with another risky investment.