This technique can be used to add long tail anchors thus increasing the article topical relevance for a given keyword.

With Mozilla latest changes to Firefox we can't use our favorite profile manger add-ons. That's a little inconviniece for the average user but a huge problem to someone who is using multiple profiles to manage multiple projects and constantly in need of changing from one to another.

Does the order of the code snippets play a role? Is it correct in the above example?

Google stated several times in the past that there is no bias in how they treat TLDs. All should be the same and I haven't seen any case studies ever proving either way.

Identify and block bots by user-agent string.