Soaring global commodity prices have made BP a "Cash Machine", CEO BP plc. the energy giant left its dividend unchanged but said it would buy back an additional $1.2bn of shares as the group continued its efforts to win back investors after the share price dropped last year to a 25-year low. BP boosts highbacks as oil and gas prices produces a "cash machine." (FT.com, 2/11/2021)

in the light of the above statement, critically evaluate the dividend policy of BP plc.