Yes, Apple, like many other corporations, uses FOSS components in their closed source software because it saves them money from free labor. There are also parts that make sense for them to distribute under a free license because they need developers to implement them in their software to work with their OS or browser.
That doesn’t mean they’re actually benefitting the FOSS community in any way, it just means the FOSS community is benefitting their closed source software for free.
Yes, Apple, like many other corporations, uses FOSS components in their closed source software because it saves them money from free labor. There are also parts that make sense for them to distribute under a free license because they need developers to implement them in their software to work with their OS or browser.
That doesn’t mean they’re actually benefitting the FOSS community in any way, it just means the FOSS community is benefitting their closed source software for free.