Runflats do exist for a good reason.
I think some people will be still better off with runflats if they are more risk-averse.

 

Technically, the different from/different than word choice has nothing to do with grammar.

Tim, it's not "... grammar sure isn't being taught in school anymore.", it's "... grammar sure ain't being taught in school no more."

 

talk well, not talk good.

 

Oh, I don't think "Mikey" has caught on yet.