What's Not Cool Anymore and What Is

It's getting toward that time of year when lists start popping up: what's in, what's out. Let me be among the first to put up my List of Words and Phrases and Ideas that Don't Need to be Used Anymore:

List of Words, Phrases insert Oxford Comma and Ideas that Don't Need to be Used Anymore
--really? (intoned sardonically)
--"ish" (overused, not fresh)
--Not so much. (Not so clever.)
--Derisive comments about Twilight and the actors. (Hasn't everything been said already? Get over it.)
--Obama's birth certificate (Please, not four more years of this.)

 List of Always Cool 
 --the word "cool"
--"Live long and prosper." Also, the Vulcan hand greeting/farewell, the Vulcan nerve pinch, and--if you can achieve it--the Vulcan mind meld
--William Shatner
--Leonard Nimoy
--Star Trek
--allusions to Arrested Development
--Mitch Hedberg
--playing guitar
--physically/mentally strong female characters who are also nice, such as Sarah Walker in Chuck. I want to kickbox like her.
--my brown boots, twelve years old. They are so cool.