Case C-51/20: Judgment of the Court (Second Chamber) of 20 January 2022 — European Commission v Hellenic Republic (Failure of a Member State to fulfil obligations — State aid — Aid declared unlawful and incompatible with the internal market — Obligation of recovery — Judgment of the Court establishing the failure of a Member State to fulfil its obligations — Non-compliance — Failure to comply with the obligation to recover unlawful and incompatible aid — Financial penalties — Proportionality and dissuasiveness — Periodic penalty payment — Lump sum — Ability to pay — Weighting of the Member State’s voting rights in the European Parliament)