Well, you are a self-described "curmudgeon", so presumably you have expertise when it comes to rants.Yes I am an expert on these matters! I have spent my life in the Army and the oilfield, two places where a good rant is normal.
Just last night I practiced on my 14 year old when I saw her English grade ... keeping in mind that her mom is an English teacher!
I'd say you have some impressive credentials in the rant realm.
I'm predicting that Rosie's performance was sufficiently over-the-top to spark some follow-up news stories.