Text improvements for end-users

When editing nodes, I find end-users get endlessly confused with the default text for the page_title module.

Here are my replacement text suggestions to make it easier for end-users to understand the purpose of the page_title field in the node-edit form. This is at line 135 in page_title.module 6.x-2.2:

'#title' => t('Page description for search engines'),
'#description' => t('Provide a description of this page that search engines can use in search result listings (optional).'),