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What if more viable alternatives to petrol / diesel in internal combustion engines appeared much earlier, especially if there is scope for such fuels to be later converted into biofuels with minimal to no modification of engines and thus potentially either delaying or butterflying away the current OTL trend towards electrification (along with butterflying away the notion of biofuel crops)?
The examples that come to mind, albeit with varying degrees of modification needed for current internal combustion engines are:
Butanol Fuel - https://en.wikipedia.org/wiki/Butanol_fuel : Perhaps ATL Chaim Weizmann makes a miracle discovery of a Butanol-tolerant bacteria that can also survive long enough to reach an 11% or higher ABV, though also open to more realistic PODs.