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By default, WordPress category permalinks are displayed that way:
As you can see, the category in the url is pretty useless. Here’s how to remove it:
First backup your .htaccess file. Then, open it and append the following line:
RewriteRule ^category/(.+)$ http://www.yourblog.com/$1 [R=301,L]
Once saved, your categories pages will be displayed like this:
WIll i be making more trouble in future with this, or is it safe?