Like many other slang terms, the word "bricked" has been diluted to mean "moderately messed up." It's just how language changes over time.
For the vast majority of people, without much technical capability, “moderately messed up” is functionally equivalent to “bricked” as a purely technical slang term.
It's because it means they can't fix it themselves. The actual reason is their acquired helplessness, compared to previous generations.