[lumost]

There is a reasonable risk that future research material will not be publicly available by the traditional copyright system. Effectively an "uber" google could leverage all previous content to answer your query severely limiting the utility of producing any new content or maintaining accessibility to pre-existing content.

If you break the distribution model of content producers there won't be any new content, and the old content will simply rot away.

[thanhhaimai]

Record disks broke the distribution of taverns and pubs.

Radio broke the distribution model of record disks.

YouTube broke the distribution model of old content producers.

People still make music and more content than ever before. People are not gonna suddenly stop generating knowledge because of Wikipedia. The prediction that "there won't be any new content" is hyperbolic and just plain wrong as demonstrated by history.

[lumost]

The previous examples disrupted content distributors. An advanced q&a system disrupts content creators.

[42droids]

When the content people create is pushed aside and instead used by a giant corp. without any payment, it is safe to assume that people will stop writing content.