I've heard quite my share of Spanish and never happened upon that. Rather, people would extend the r without rolling it. And in any event, that wouldn't mean t

I've heard quite my share of Spanish and never happened upon that. Rather, people would extend the r without rolling it. And in any event, that wouldn't mean there are words in Spanish with rolled final r's, which is what was being discussed, just that people might pronounce a word that way.