RewriteRule ^tag(/(.*))?$ index.php?action=tag&tag=$2 [L,QSA]
RewriteRule ^(\w+)/subscriptions$ index.php?action=subscriptions&nickname=$1 [L,QSA]
RewriteRule ^tag(/(.*))?$ index.php?action=tag&tag=$2 [L,QSA]
RewriteRule ^(\w+)/subscriptions$ index.php?action=subscriptions&nickname=$1 [L,QSA]