Usage of this Idiom "as far as..." in context Hi, let me ask you some questions. This idiom; "as far as.." are commonly used as written language? That's used as colloquial expression in everyday conversation? I'm not sure how much I could understand about the usage of this idiom. so... Here are my best efforts of the usage of "as far as..." in context. Here goes.. #1:This is the best coffee I have ever had as far as I'm concerned! #2:As far as living in Tokyo is concerned, here are some inside information! #3;As far as I can recall, She used to be an out going person and she loved throwing a party. All my sentences in above sound natural? it sounds colloquial or a tad bit strange to native speakers? Your help is very much appreciated.;)