YouTube is removing their community contributions feature on September 28. In case you haven't already heard, that's the feature which allows viewers to add captions/subtitles, translated titles and video descriptions…
In the later half of the 2010’s YouTube began putting a greater emphasis on international accessibility over accessibility for the deaf. This change in policy, alienated the Deaf Community who began to criticize the increasing inadequacy of closed captions on the website. The ensuing events would bring about the rise and fall of the feature known as community contributions.
Who are they?
Internet Archive defines itself as a "digital library". Much like most libraries nowadays you can find more than just books. From old manuscripts and journals to offline websites or floppy shareware... IA's mission is Universal Access to All Knowledge.