We now have extended hours a lot of pubs are open to 2 or 3 in the morning at least 3 or 4 times a week so the article is not exactly truthful.
Pubs have the option of closing during the day, most drinking pubs do those that are thought of as more food pubs tend to open all day.
I took a look at your profile page. You should waggle that over at Democratic Underground. Numerous heart attacks, strokes, and freak-outs would ensue.