Sadly presidents having corporations donate large sums of money to their inaugurations is not new, although Trump is definitely getting more.
U.S. President Joe Biden raised $61.8 million for his inauguration events, receiving large contributions from corporations, labor unions and wealthy individuals, according to a financial disclosure.
https://www.reuters.com/world/us/pfizer-unions-others-donated-618-mln-bidens-inaugural-2021-04-21/
Ah so this is the Boring company’s actual purpose