The posts that just link to a wikipedia article about a topic that > 90% of the HN crowd is probably familiar with do get a little tiresome. I bet this is not

The posts that just link to a wikipedia article about a topic that > 90% of the HN crowd is probably familiar with do get a little tiresome. I bet this is not the case in this case. I can understand the attitude against plain Wikipedia links but at least I learned a new idea because of this link.