You might take a collection of dried leaves and put them on display and call it a “tree museum”, but your visitors aren’t going to get a good appreciation for what trees are like just by looking at their dead refuse
These objects were once alive - they were parts of active interactions. Now they are dead and ossified.
This is the difference between your album CDs when you actually listened to them, and then when you put them on a display case on the wall.
That even these artifacts that might have once been immensely important to the workings of a non-capitalist society, now exist dead, entombed within a capitalist construct - and as a sibling notes, as literally little pieces of capital.
Mark Fisher is just an idiot like the bullshit jobs guy, who doesn't respect anyone he doesn't personally know and thinks they're all faking doing real work.
Note that the other thing Fisher was known for is writing an essay about how Russell Brand is cool and people should stop caring that he's a rapist.