Alpine reserve driver Jack Doohan has shared the change he’s noticed in Oscar Piastri this season after a brilliant debut Formula 1 campaign. Oscar Piastri was the rookie of the year in 2023 and has started this season in a similar manner. Speaking on the F1 Nation Podcast, Jack Doohan admitted the 22-year-old seemed different as soon as he arrived in Bahrain for the opening race of 2024. Doohan shares the change he’s seen in Piastri this yearThe excitement surrounding Oscar Piastri heading into last season was duly matched by his fantastic performances. Although he didn’t match teammate Lando…