Eli5: Why does dj-ing not wreck the record they’re scratching on?

Question

Eli5: Why does dj-ing not wreck the record they’re scratching on?

In: 40

Answer 1

In the past 25 years or so it doesn’t, but before that it always did. Before the invention of the digital turntables it absolutely destroyed it, now when you see people do it it’s not a real record that’s being played.