The point of all these people doing "Raspberry Pi" articles with basic Linux stuff is to teach people who just bought a Pi and don't know how to use it. The overall point of this device is education.
The is also a user on Reddit who posts lots of articles from this source to /r/raspberry_pi.
/r/raspberry_pi is basically overwhelmed with these type of articles. It also features a huge number of posts related to raspberry pi cases. Overall it is fairly disappointing.
These articles are much less informative than explaining how to google for this information.
Sure, thought the parent comment is correct. I think the comment is fine, I couldn't read any tone coming from it. It's adding information - that these instructions works with other hardware.
The point of all these people doing "Raspberry Pi" articles with basic Linux stuff is to teach people who just bought a Pi and don't know how to use it. The overall point of this device is education.