why spend hundreds, if not thousands, on a "pro-grade" DSLR camera when you likely already have one in your pocket?

furry | music enjoyer | video/audio editor
21 y.o. | aroace | auDHD + non-24
pfp by stardustfox
why spend hundreds, if not thousands, on a "pro-grade" DSLR camera when you likely already have one in your pocket?