optimistic round. i am very, very confident and optimistic a round. i am very, very confident and optimistic. a one third of the optimi5tic. a one third of the largest optimistic. a one third of the largest companies in this country with a largest companies in this country with a market cap of £650 million have with a market cap of £650 million have already committed to net a zero x 2050 have already committed to net a zero x 2050 the have already committed to net a zero x 2050. the companies make ey, microsoft. x 2050. the companies make ey, microsoft, in the middle of a pandemic thi5 microsoft, in the middle of a pandemic this year committed to going pandemic this year committed to going carbon negative thi5 pandemic this year committed to going carbon negative this year and i ve going carbon negative this year and i ve heard going carbon negative this year and i ve heard ey have already done that i ve heard ey have already done that we i ve heard ey have alr