Barroso et al XXXXXXXXXXstate from their work with the Google search engine: ‘Our measurements suggest that the level of aggressive out-of-order, speculative execution present in modern processors is...

Barroso et al. (2003) state from their work with the Google search engine: ‘Our measurements suggest that the level of aggressive out-of-order, speculative execution present in modern processors is already beyond the point of diminishing performance returns for such programs.’ Will processor architects pay any attention to such a critique?