Since the article on the news items ends with “Let us know your thoughts in the comments below.” while no comments are available, just post your thoughts here 'till they fix the article.
Overall, I think Glaceon might be a problematic Eevolve for the vast majority of players, so I hope the article is wrong on the theory that eevolving depends on the weather, or that Niantic also releases several alternative means to obtain Glaceon. Not just through a naming trick, but also through quests and raids.