[commandlinefan]

> I have experience that suggests the contrary of his suggestions

Yep, this is the "internet blog" phenomenon. The author asserts, without any evidence, that _X_ ought to be true, therefore _X_ is true.

[madsbuch]

On the contrary I think treating DMs in an internal chat tool as blogging is quite harmful.

As elaborated in another comment, I do trust my peers to point out errors in my assumptions.