how much of this foul play is partially attributed to the absolutely insane 54.4 mpg fleet average? How the hell were auto makers going to achieve this insane

how much of this foul play is partially attributed to the absolutely insane 54.4 mpg fleet average? How the hell were auto makers going to achieve this insane requirement in less than a decade? The players like VW and Nissan and GM played the game of plug in hybrid to change the formula of MPG by calculating in the battery daily usage into the overall mpg. https://obamawhitehouse.archives.gov/the-press-office/2012/08/28/obama-administration-finalizes-historic-545-mpg-fuel-efficiency-standard https://obamawhitehouse.archives.gov/the-press-office/2012/0... Trump rolled it back to the relief of every auto manufacturer. by the way all of the auto manufacturers invested billions into America 2017-2020. https://www.detroitnews.com/story/business/autos/2018/04/02/epa-roll-back-auto-fuel-economy-rules/33485969/ https://www.detroitnews.com/story/business/autos/2018/04/02/...