It should be emphasized, the above list is accurate for Social Interaction as the discussions and text have indeed waned. It does mention that at the end, but still.
For media sharing specifically, many of those above items are either trivial OR are actually what helps it thrive. Somehow, 30 years later, we’re still under the radar and maxing out connection speeds without having to VPN, seed, share or dodge ISP rules and DMCA requests.