Every show on the list was in production during the last decade. This betrays the writer's youth and lack of knowledge of television's 60+ year history.
No it doesn't. She was trying to get her piece done with a minimum of time and effort. That she succeeded admirably in her quest doesn't say anything about her knowledge or age, no matter how badly you want that to be true.
Password's a great option, but if they want to use shows of the last 5 years, then how about Cash Cab?
But the list isn't the Best Game Shows of the Last Five Years, it's Of All Time.
I get why she picked the entries she did. For the audience the site is aiming for, those are twelve titles that Joe Everyman will recognize. He may not watch them, but he recognizes them. Now, if instead the editor had paid her some decent coin and said "I want you to do some research and fact-checking," maybe we get some entries that would rank higher on our own Awesome-O-Meter, but wouldn't be as recognizable to the readers. And if the topic was "The Ten Best Game Shows You've Never Heard Of," then we get to see Three On A Match, Video Village and Split Second.