Misleading title. Article says nothing about intent to crash the economy.
Says everything about his DOGE plans, which indeed, are going according to Musk's plans. He said temporary hardship for people because the budget needed to be balanced. He is referring to cutting line items from the budget, like people on Federal payroll.
They weren't actually balancing the budget as much as they were dismanting the administrative state, but the tariffs risk hyperinflation as other countries dump the USD as a reserve currency and we self-inflict wounds of high importation costs. That will destroy any ability to lie about balancing the budget because the budget will become impossible to balance in a hyperinflationary environment.