You can't expect everyone to be familiar with the vast array of items posted here. It's assumed that everyone is understands the ease with which information can

You can't expect everyone to be familiar with the vast array of items posted here. It's assumed that everyone is understands the ease with which information can be found on the internet in this day and age, so there's no need to spend so much effort and page space on curating and adding introductions for every concept and person.