Of course he considered making chips and other components in the US, but he was few billions short to start the fab.
There are times when it’s politically infeasible to defend the currency, even if they technically could. See the response in France to trying to raise the retirement age a bit, because their budget is in trouble.
A point. Economists like people to believe that hyper inflation lead to Hitler. When it was austerity policies at the start of the great depression 10 years later that lead to the Nazi's winning in 33. Same austerity policies in the US lead to FDR and the Democrats winning.
So yes, pretty they didn’t have any money to spend on anything else. Of course bonds became worthless well before the peak in inflation.