As long as there is software built in PHP which are used by huge numbers of people (Wordpress, Drupal, etc) then it will continue to be important to huge number

As long as there is software built in PHP which are used by huge numbers of people (Wordpress, Drupal, etc) then it will continue to be important to huge numbers of people. For many of the people using these tools, the benchmarks don't matter. Most people do okay with their Wordpress or Drupal sites. Application developers understand that the limitations of attempting to use a CMS as a platform and they have wide choices (not just PHP or Node.)